250
Dictionary entry pending editorial verification. Tap Listen to hear the word.
From this reading It is of no practical value as a commercial wireless telephone, because the distance over which it will transmit speech is limited to from 250 to 300 feet.
300
Dictionary entry pending editorial verification. Tap Listen to hear the word.
From this reading It is of no practical value as a commercial wireless telephone, because the distance over which it will transmit speech is limited to from 250 to 300 feet.
used before a singular noun to mean one of a group, when it is not a particular one
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
(usually followed by “to”) having the necessary means or skill or know-how or authority to do something
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
aboveprepositionUS /əˈbʌv/
higher than, or over, something
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
from one side of something to the other
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
amateurnounUS /ˈæmətɜːr/
someone who pursues a study or sport as a pastime
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
used to join words or parts of a sentence that go together
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
one or some or every or all without specification
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
apparatusnounUS /ˌæpərˈætəs/
equipment designed to serve a specific function
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
areauxiliary verbUS /ɑːr/
the form of “be” used with you, we, they, or a plural noun
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
arrangeverbUS /ərˈeɪndʒ/
put into a proper or systematic order
From this reading The device described in the following pages is easy to make and arrange, and will serve for some very interesting experiments.
at the same time that; because; in the way that
From this reading It is of no practical value as a commercial wireless telephone, because the distance over which it will transmit speech is limited to from 250 to 300 feet.
for the reason that
From this reading It is of no practical value as a commercial wireless telephone, because the distance over which it will transmit speech is limited to from 250 to 300 feet.
a youthful male person
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
(used of soaps or cleaning agents) having a substance (an abrasive or filler) added to increase effectiveness
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
used to introduce something that contrasts with what came before
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
showing who or what does the action
From this reading The instruments operate by magnetic induction.
chumnounUS /tʃʌm/
a close friend who accompanies his buddies in their activities
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
commercialadjectiveUS /kəˈmɜːrʃəl/
connected with or engaged in or sponsored by or used in commerce or commercial enterprises
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
communicateverbUS /kəˈmjuːnəkeɪt/
transmit information
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
connectingverbUS /kəˈnektɪŋ/
-ing form of “connect” — connect, fasten, or put together two or more pieces
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
constructverbUS /kənˈstrʌkt/
make by combining materials and parts
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
constructedverbUS /kənˈstrʌktəd/
past form of “construct” — make by combining materials and parts
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
represented in words especially with sharpness and detail
From this reading The device described in the following pages is easy to make and arrange, and will serve for some very interesting experiments.
devicenounUS /dɪˈvaɪs/
an instrumentality invented for a particular purpose
From this reading The device described in the following pages is easy to make and arrange, and will serve for some very interesting experiments.
the property created by the space between two objects or points
From this reading It is of no practical value as a commercial wireless telephone, because the distance over which it will transmit speech is limited to from 250 to 300 feet.
every one of two or more people or things, taken separately
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
posing no difficulty; requiring little effort
From this reading The device described in the following pages is easy to make and arrange, and will serve for some very interesting experiments.
ElectriciannounUS /ɪlekˈtrɪʃən/
a person who installs or repairs electrical or telephone lines
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
enableverbUS /eˈneɪbəl/
render capable or able for some task
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
at any time
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
experimentersnounUS /ɪkˈsperəmentərz/
plural of “experimenter” — a research worker who conducts experiments
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
experimentsnounUS /ɪkˈsperəmənts/
plural of “experiment” — the act of conducting a controlled test or investigation
From this reading The device described in the following pages is easy to make and arrange, and will serve for some very interesting experiments.
plural of “foot” — the part of the leg of a human being below the ankle joint
From this reading It is of no practical value as a commercial wireless telephone, because the distance over which it will transmit speech is limited to from 250 to 300 feet.
about to be mentioned or specified
From this reading The device described in the following pages is easy to make and arrange, and will serve for some very interesting experiments.
intended to be given to, or used by, somebody
From this reading The device described in the following pages is easy to make and arrange, and will serve for some very interesting experiments.
showing where something starts, or who sent it
From this reading It is of no practical value as a commercial wireless telephone, because the distance over which it will transmit speech is limited to from 250 to 300 feet.
haveauxiliary verbUS /hæv/
used with a past participle to form the perfect tenses
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
on condition that; in the event that
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
inside something, or within a place, period, or state
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
inductionnounUS /ˌɪnˈdʌkʃən/
a formal entry into an organization or position or office
From this reading The instruments operate by magnetic induction.
instrumentsnounUS /ˈɪnstrəmənts/
plural of “instrument” — a device that requires skill for proper use
From this reading The instruments operate by magnetic induction.
arousing or holding the attention
From this reading The device described in the following pages is easy to make and arrange, and will serve for some very interesting experiments.
the form of “be” used with he, she, it, or a singular noun
From this reading The device described in the following pages is easy to make and arrange, and will serve for some very interesting experiments.
a thing, animal, or idea already mentioned
From this reading It is of no practical value as a commercial wireless telephone, because the distance over which it will transmit speech is limited to from 250 to 300 feet.
limitedadjectiveUS /ˈlɪmətəd/
small in range or scope
From this reading It is of no practical value as a commercial wireless telephone, because the distance over which it will transmit speech is limited to from 250 to 300 feet.
plural of “life” — a characteristic state or mode of living
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
magneticadjectiveUS /mæɡˈnetɪk/
of or relating to or caused by magnetism
From this reading The instruments operate by magnetic induction.
engage in
From this reading The device described in the following pages is easy to make and arrange, and will serve for some very interesting experiments.
a quantifier that can be used with count nouns and is often preceded by “as” or “too” or “so” or “that”; amounting to a large but indefinite number
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
messagesnounUS /ˈmesədʒəz/
plural of “message” — a communication (usually brief) that is written or spoken or signaled
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
past form of “name” — assign a specified (usually proper) proper name to
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
neighborhoodnounUS /ˈneɪbərhʊd/
a surrounding or nearby region
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
not any; not one
From this reading It is of no practical value as a commercial wireless telephone, because the distance over which it will transmit speech is limited to from 250 to 300 feet.
used to make a word, phrase, or sentence negative
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
belonging to, or connected with, somebody or something
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
operateverbUS /ˈɑːpəreɪt/
direct or control; projects, businesses, etc.
From this reading The instruments operate by magnetic induction.
operatorsnounUS /ˈɑːpəreɪtərz/
plural of “operator” — (mathematics) a symbol or function representing a mathematical operation
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
used to join alternatives or possibilities
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
not the same one or ones already mentioned or implied
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
overprepositionUS /ˈoʊvər/
above and across; more than
From this reading It is of no practical value as a commercial wireless telephone, because the distance over which it will transmit speech is limited to from 250 to 300 feet.
have ownership or possession of
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
plural of “page” — one side of one leaf (of a book or magazine or newspaper or letter etc.) or the written or pictorial matter it contains
From this reading The device described in the following pages is easy to make and arrange, and will serve for some very interesting experiments.
select carefully from a group
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
capable of happening or existing
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
concerned with actual use or practice
From this reading It is of no practical value as a commercial wireless telephone, because the distance over which it will transmit speech is limited to from 250 to 300 feet.
with considerable certainty; without much doubt
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
readersnounUS /ˈriːdərz/
plural of “reader” — a person who enjoys reading
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
stay the same; remain in a certain state
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
apartment consisting of a series of connected rooms used as a living unit (as in a hotel)
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
serve a purpose, role, or function
From this reading The device described in the following pages is easy to make and arrange, and will serve for some very interesting experiments.
having few parts; not complex or complicated or involved
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
(quantifier) used with either mass nouns or plural count nouns to indicate an unspecified number or quantity
From this reading The device described in the following pages is easy to make and arrange, and will serve for some very interesting experiments.
the act of delivering a formal spoken communication to an audience
From this reading It is of no practical value as a commercial wireless telephone, because the distance over which it will transmit speech is limited to from 250 to 300 feet.
a thoroughfare (usually including sidewalks) that is lined with buildings
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
exchange thoughts; talk with
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
telephonenounUS /ˈteləfoʊn/
electronic equipment that converts sound into electrical signals that can be transmitted over distances and then converts received signals back into sounds
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
used before a noun that is already known, already mentioned, or the only one of its kind
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
belonging to the people or things already mentioned
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
the people, animals, or things already mentioned, as the subject
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
used before the base form of a verb to make the infinitive
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
transmitverbUS /trænzˈmɪt/
transfer to another
From this reading It is of no practical value as a commercial wireless telephone, because the distance over which it will transmit speech is limited to from 250 to 300 feet.
being or moving higher in position or greater in some value; being above a former position or level
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
a numerical quantity measured or assigned or computed
From this reading It is of no practical value as a commercial wireless telephone, because the distance over which it will transmit speech is limited to from 250 to 300 feet.
precisely as stated
From this reading The device described in the following pages is easy to make and arrange, and will serve for some very interesting experiments.
used to introduce a clause giving more about a thing just mentioned
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
which person or people
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
used to talk about the future, or about willingness
From this reading The device described in the following pages is easy to make and arrange, and will serve for some very interesting experiments.
wirelessnounUS /ˈwaɪrlɪs/
medium for communication
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
wiresnounUS /ˈwaɪərz/
plural of “wire” — ligament made of metal and used to fasten things or make cages or fences etc
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
in the company of; together with
From this reading Probably many readers of the "Boy Electrician" are amateur wireless operators and have constructed their own apparatus with which they are able to pick up commercial messages or communicate with other experimenters in the neighborhood, but not many have ever built a wireless telephone.
inside; before a period of time has passed
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
not having, not using, or not accompanied by
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
the person or people being spoken to
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
belonging to the person or people being spoken to
From this reading If you have a chum who lives across the street and within the distance named above, it is possible for you to construct a simple wireless telephone which will enable you to remain in your own rooms and talk to each other without any connecting wires.
