used before a singular noun to mean one of a group, when it is not a particular one
From this reading Radio is still a young science, and some of the most remarkable advances in it have been contributed by amateurs--that is, by boy experimenters.
advancesnounUS /ədˈvænsəz/
plural of “advance” — a movement forward
From this reading Radio is still a young science, and some of the most remarkable advances in it have been contributed by amateurs--that is, by boy experimenters.
(quantifier) used with either mass or count nouns to indicate the whole number or amount of or every one of a class
From this reading Just take the case of E. H. Armstrong, one of the most famous of all the amateurs in this country.
amateursnounUS /ˈæmətɜːrz/
plural of “amateur” — someone who pursues a study or sport as a pastime
From this reading Radio is still a young science, and some of the most remarkable advances in it have been contributed by amateurs--that is, by boy experimenters.
the form of “a” used before a word that begins with a vowel sound
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
used to join words or parts of a sentence that go together
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
apparatusnounUS /ˌæpərˈætəs/
equipment designed to serve a specific function
From this reading He started in as a boy at home, in Yonkers, experimenting with home-made apparatus, and discovered the circuit that has revolutionized radio transmission and reception.
appropriateverbUS /əˈproʊpriət/
give or assign a resource to a particular person or cause
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
ArmstrongnounUS /ˈɑːrmstrɑːŋ/
United States astronaut; the first man to set foot on the Moon (July 20, 1969) (1930-)
From this reading Just take the case of E. H. Armstrong, one of the most famous of all the amateurs in this country.
arousedadjectiveUS /ərˈaʊzd/
aroused to action
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
artauxiliary verbUS /ɑːrt/
an old form of “are”, used with “thou”
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
at the same time that; because; in the way that
From this reading He started in as a boy at home, in Yonkers, experimenting with home-made apparatus, and discovered the circuit that has revolutionized radio transmission and reception.
in or near a particular place or position
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
used with a past participle to form the passive, or with -ing for continuous tenses
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
beenauxiliary verbUS /bɪn/
the past participle of “be”
From this reading Radio is still a young science, and some of the most remarkable advances in it have been contributed by amateurs--that is, by boy experimenters.
earlier than; in front of
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
a written work or composition that has been published (printed on pages bound together)
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
the two together, not just one
From this reading It is never too late to start in the fascinating game, and the reward for the successful experimenter is rich both in honor and recompense.
a youthful male person
From this reading Radio is still a young science, and some of the most remarkable advances in it have been contributed by amateurs--that is, by boy experimenters.
plural of “boy” — a youthful male person
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
inflected form of “bring” — take something or somebody with oneself somewhere
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
showing who or what does the action
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
an occurrence of something
From this reading Just take the case of E. H. Armstrong, one of the most famous of all the amateurs in this country.
circuitnounUS /ˈsɜːrkət/
an electrical device that provides a path for electrical current to flow
From this reading He started in as a boy at home, in Yonkers, experimenting with home-made apparatus, and discovered the circuit that has revolutionized radio transmission and reception.
contributedverbUS /kənˈtrɪbjuːtɪd/
past form of “contribute” — bestow a quality on
From this reading Radio is still a young science, and some of the most remarkable advances in it have been contributed by amateurs--that is, by boy experimenters.
a politically organized body of people under a single government
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
discovered or determined by scientific observation
From this reading He started in as a boy at home, in Yonkers, experimenting with home-made apparatus, and discovered the circuit that has revolutionized radio transmission and reception.
a fat-soluble vitamin that is essential for normal reproduction; an important antioxidant that neutralizes free radicals in the body
From this reading Just take the case of E. H. Armstrong, one of the most famous of all the amateurs in this country.
a feeling of excitement
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
equaledverbUS /ˈiːkwəld/
past form of “equal” — be identical or equivalent to
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
experimenternounUS /ɪkˈsperəmentər/
a research worker who conducts experiments
From this reading It is never too late to start in the fascinating game, and the reward for the successful experimenter is rich both in honor and recompense.
experimentersnounUS /ɪkˈsperəmentərz/
plural of “experimenter” — a research worker who conducts experiments
From this reading Radio is still a young science, and some of the most remarkable advances in it have been contributed by amateurs--that is, by boy experimenters.
experimentingverbUS /ekˈsperəmentɪŋ/
-ing form of “experiment” — to conduct a test or investigation
From this reading He started in as a boy at home, in Yonkers, experimenting with home-made apparatus, and discovered the circuit that has revolutionized radio transmission and reception.
widely known and esteemed
From this reading Just take the case of E. H. Armstrong, one of the most famous of all the amateurs in this country.
fascinatingadjectiveUS /ˈfæsəneɪtɪŋ/
capable of arousing and holding the attention
From this reading It is never too late to start in the fascinating game, and the reward for the successful experimenter is rich both in honor and recompense.
firstadjectiveUS /fɜːrst/
preceding all others in time or space or degree
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
intended to be given to, or used by, somebody
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
a contest with rules to determine a winner
From this reading It is never too late to start in the fascinating game, and the reward for the successful experimenter is rich both in honor and recompense.
a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe
From this reading Just take the case of E. H. Armstrong, one of the most famous of all the amateurs in this country.
hasauxiliary verbUS /hæz/
the form of “have” used with he, she, it, or a singular noun
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
haveauxiliary verbUS /hæv/
used with a past participle to form the perfect tenses
From this reading Radio is still a young science, and some of the most remarkable advances in it have been contributed by amateurs--that is, by boy experimenters.
a man, boy, or male animal already mentioned, as the subject
From this reading He started in as a boy at home, in Yonkers, experimenting with home-made apparatus, and discovered the circuit that has revolutionized radio transmission and reception.
where you live at a particular time
From this reading He started in as a boy at home, in Yonkers, experimenting with home-made apparatus, and discovered the circuit that has revolutionized radio transmission and reception.
home-made
Dictionary entry pending editorial verification. Tap Listen to hear the word.
From this reading He started in as a boy at home, in Yonkers, experimenting with home-made apparatus, and discovered the circuit that has revolutionized radio transmission and reception.
a tangible symbol signifying approval or distinction
From this reading It is never too late to start in the fascinating game, and the reward for the successful experimenter is rich both in honor and recompense.
inside something, or within a place, period, or state
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
arousing or holding the attention
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
the form of “be” used with he, she, it, or a singular noun
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
a thing, animal, or idea already mentioned
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
and nothing more
From this reading Just take the case of E. H. Armstrong, one of the most famous of all the amateurs in this country.
being or occurring at an advanced period of time or after a usual or expected time
From this reading It is never too late to start in the fascinating game, and the reward for the successful experimenter is rich both in honor and recompense.
how something is done or how it happens
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
a particular point in time
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
used to form the superlative
From this reading Radio is still a young science, and some of the most remarkable advances in it have been contributed by amateurs--that is, by boy experimenters.
not ever; at no time in the past or future
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
belonging to, or connected with, somebody or something
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
used to mean any person in general, including the speaker
From this reading Just take the case of E. H. Armstrong, one of the most famous of all the amateurs in this country.
not allowed to continue to bat or run
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
possibilitiesnounUS /ˌpɑːsəˈbɪlətiz/
plural of “possibility” — a future prospect or potential
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
radionounUS /ˈreɪdioʊ/
medium for communication
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
readableadjectiveUS /ˈriːdəbəl/
easily deciphered
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
receptionnounUS /rɪˈsepʃən/
the manner in which something is greeted
From this reading He started in as a boy at home, in Yonkers, experimenting with home-made apparatus, and discovered the circuit that has revolutionized radio transmission and reception.
recompensenounUS /ˈrekəmpens/
payment or reward (as for service rendered)
From this reading It is never too late to start in the fascinating game, and the reward for the successful experimenter is rich both in honor and recompense.
unusual or striking
From this reading Radio is still a young science, and some of the most remarkable advances in it have been contributed by amateurs--that is, by boy experimenters.
revolutionizedverbUS /ˌrevəˈluːʃənaɪzd/
past form of “revolutionize” — change radically
From this reading He started in as a boy at home, in Yonkers, experimenting with home-made apparatus, and discovered the circuit that has revolutionized radio transmission and reception.
a recompense for worthy acts or retribution for wrongdoing
From this reading It is never too late to start in the fascinating game, and the reward for the successful experimenter is rich both in honor and recompense.
possessing material wealth
From this reading It is never too late to start in the fascinating game, and the reward for the successful experimenter is rich both in honor and recompense.
a particular branch of scientific knowledge
From this reading Radio is still a young science, and some of the most remarkable advances in it have been contributed by amateurs--that is, by boy experimenters.
seriesnounUS /ˈsɪriz/
similar things placed in order or happening one after another
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
used to say what is right, expected, or advisable
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
inflected form of “show” — give an exhibition of to an interested audience
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
(quantifier) used with either mass nouns or plural count nouns to indicate an unspecified number or quantity
From this reading Radio is still a young science, and some of the most remarkable advances in it have been contributed by amateurs--that is, by boy experimenters.
take the first step or steps in carrying out an action
From this reading It is never too late to start in the fascinating game, and the reward for the successful experimenter is rich both in honor and recompense.
past form of “start” — take the first step or steps in carrying out an action
From this reading He started in as a boy at home, in Yonkers, experimenting with home-made apparatus, and discovered the circuit that has revolutionized radio transmission and reception.
not in physical motion
From this reading Radio is still a young science, and some of the most remarkable advances in it have been contributed by amateurs--that is, by boy experimenters.
behave violently, as if in state of a great anger
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
having succeeded or being marked by a favorable outcome
From this reading It is never too late to start in the fascinating game, and the reward for the successful experimenter is rich both in honor and recompense.
carry out
From this reading Just take the case of E. H. Armstrong, one of the most famous of all the amateurs in this country.
takenadjectiveUS /ˈteɪkən/
understood in a certain way; made sense of
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
used to introduce what somebody said, thought, or felt
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
used before a noun that is already known, already mentioned, or the only one of its kind
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
used for a person or thing that is near, or that has just been mentioned
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
used before the base form of a verb to make the infinitive
From this reading It is never too late to start in the fascinating game, and the reward for the successful experimenter is rich both in honor and recompense.
to a degree exceeding normal or proper limits
From this reading It is never too late to start in the fascinating game, and the reward for the successful experimenter is rich both in honor and recompense.
transmissionnounUS /trænˈsmɪʃən/
the act of sending a message; causing a message to be transmitted
From this reading He started in as a boy at home, in Yonkers, experimenting with home-made apparatus, and discovered the circuit that has revolutionized radio transmission and reception.
precisely as stated
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
at the time that
From this reading It is very appropriate at this moment when radio has taken the country by storm, and aroused an enthusiasm never before equaled, that the possibilities for boys in this art should be brought out in the interesting and readable manner shown in the first book of this series.
in the company of; together with
From this reading He started in as a boy at home, in Yonkers, experimenting with home-made apparatus, and discovered the circuit that has revolutionized radio transmission and reception.
Yonkers
Dictionary entry pending editorial verification. Tap Listen to hear the word.
From this reading He started in as a boy at home, in Yonkers, experimenting with home-made apparatus, and discovered the circuit that has revolutionized radio transmission and reception.
(used of living things especially persons) in an early period of life or development or growth
From this reading Radio is still a young science, and some of the most remarkable advances in it have been contributed by amateurs--that is, by boy experimenters.
