Chapter XIX

used before a singular noun to mean one of a group, when it is not a particular one

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

how long something has existed

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

used to join words or parts of a sentence that go together

From this reading From the time when Ra made his first stone-pointed spear many, many thousands of years had passed, and still men knew nothing of the use of metals.

the form of “be” used with you, we, they, or a plural noun

From this reading In some parts of the earth, as the tribes migrated, and spread to new countries, stone weapons and tools were used for thousands of years longer; in fact, they are still used, even to-day, by certain savage tribes.

at the same time that; because; in the way that

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

inflected form of “begin” — take the first step or steps in carrying out an action

From this reading But in other parts of the earth, men discovered metals, and how to use them, and soon the age of bronze began.

an alloy of copper and tin and sometimes other elements; also any copper-base alloy containing other elements in place of tin

From this reading But in other parts of the earth, men discovered metals, and how to use them, and soon the age of bronze began.

used to introduce something that contrasts with what came before

From this reading But in other parts of the earth, men discovered metals, and how to use them, and soon the age of bronze began.

showing who or what does the action

From this reading In some parts of the earth, as the tribes migrated, and spread to new countries, stone weapons and tools were used for thousands of years longer; in fact, they are still used, even to-day, by certain savage tribes.

definite but not specified or identified

From this reading In some parts of the earth, as the tribes migrated, and spread to new countries, stone weapons and tools were used for thousands of years longer; in fact, they are still used, even to-day, by certain savage tribes.

plural of “country” — a politically organized body of people under a single government

From this reading In some parts of the earth, as the tribes migrated, and spread to new countries, stone weapons and tools were used for thousands of years longer; in fact, they are still used, even to-day, by certain savage tribes.

unlike in nature or quality or form or degree

From this reading In Nature's great storehouse metals are found in two different ways.

discovered or determined by scientific observation

From this reading But in other parts of the earth, men discovered metals, and how to use them, and soon the age of bronze began.

the 3rd planet from the sun; the planet we live on

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

divisible by two

From this reading In some parts of the earth, as the tribes migrated, and spread to new countries, stone weapons and tools were used for thousands of years longer; in fact, they are still used, even to-day, by certain savage tribes.

a piece of information about circumstances that exist or events that have occurred

From this reading In some parts of the earth, as the tribes migrated, and spread to new countries, stone weapons and tools were used for thousands of years longer; in fact, they are still used, even to-day, by certain savage tribes.

be engaged in a fight; carry on a fight

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

preceding all others in time or space or degree

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

intended to be given to, or used by, somebody

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

set up or found

From this reading In Nature's great storehouse metals are found in two different ways.

showing where something starts, or who sent it

From this reading From the time when Ra made his first stone-pointed spear many, many thousands of years had passed, and still men knew nothing of the use of metals.

relatively large in size or number or extent; larger than others of its kind

From this reading In Nature's great storehouse metals are found in two different ways.

the past form of “have”, used to form the past perfect

From this reading From the time when Ra made his first stone-pointed spear many, many thousands of years had passed, and still men knew nothing of the use of metals.

belonging to a man, boy, or male animal already mentioned

From this reading From the time when Ra made his first stone-pointed spear many, many thousands of years had passed, and still men knew nothing of the use of metals.

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading But in other parts of the earth, men discovered metals, and how to use them, and soon the age of bronze began.

inside something, or within a place, period, or state

From this reading In some parts of the earth, as the tribes migrated, and spread to new countries, stone weapons and tools were used for thousands of years longer; in fact, they are still used, even to-day, by certain savage tribes.

inflected form of “know” — be cognizant or aware of a fact or a specific piece of information; possess knowledge or information about

From this reading From the time when Ra made his first stone-pointed spear many, many thousands of years had passed, and still men knew nothing of the use of metals.

past form of “last” — persist for a specified period of time

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

primarily temporal sense; being or indicating a relatively great or greater than average duration or passage of time or a duration as specified

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

for more time

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

produced by a manufacturing process

From this reading From the time when Ra made his first stone-pointed spear many, many thousands of years had passed, and still men knew nothing of the use of metals.

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 From the time when Ra made his first stone-pointed spear many, many thousands of years had passed, and still men knew nothing of the use of metals.

the force of workers available

From this reading From the time when Ra made his first stone-pointed spear many, many thousands of years had passed, and still men knew nothing of the use of metals.

plural of “metal” — any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.

From this reading From the time when Ra made his first stone-pointed spear many, many thousands of years had passed, and still men knew nothing of the use of metals.

past form of “migrate” — move from one country or region to another and settle there

From this reading In some parts of the earth, as the tribes migrated, and spread to new countries, stone weapons and tools were used for thousands of years longer; in fact, they are still used, even to-day, by certain savage tribes.

to a great degree or extent

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

possessive form of “nature” — the essential qualities or characteristics by which something is recognized

From this reading In Nature's great storehouse metals are found in two different ways.

not of long duration; having just (or relatively recently) come into being or been made or acquired or discovered

From this reading In some parts of the earth, as the tribes migrated, and spread to new countries, stone weapons and tools were used for thousands of years longer; in fact, they are still used, even to-day, by certain savage tribes.

not one thing; not anything

From this reading From the time when Ra made his first stone-pointed spear many, many thousands of years had passed, and still men knew nothing of the use of metals.

belonging to, or connected with, somebody or something

From this reading From the time when Ra made his first stone-pointed spear many, many thousands of years had passed, and still men knew nothing of the use of metals.

touching and supported by a surface

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

not the same one or ones already mentioned or implied

From this reading But in other parts of the earth, men discovered metals, and how to use them, and soon the age of bronze began.

the local environment

From this reading In some parts of the earth, as the tribes migrated, and spread to new countries, stone weapons and tools were used for thousands of years longer; in fact, they are still used, even to-day, by certain savage tribes.

past form of “pass” — go across or through

From this reading From the time when Ra made his first stone-pointed spear many, many thousands of years had passed, and still men knew nothing of the use of metals.

an intensely radioactive metallic element that occurs in minute amounts in uranium ores

From this reading From the time when Ra made his first stone-pointed spear many, many thousands of years had passed, and still men knew nothing of the use of metals.

interpret something that is written or printed

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

(of persons or their actions) able or disposed to inflict pain or suffering

From this reading In some parts of the earth, as the tribes migrated, and spread to new countries, stone weapons and tools were used for thousands of years longer; in fact, they are still used, even to-day, by certain savage tribes.

a division of an ocean or a large body of salt water partially enclosed by land

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

(quantifier) used with either mass nouns or plural count nouns to indicate an unspecified number or quantity

From this reading In some parts of the earth, as the tribes migrated, and spread to new countries, stone weapons and tools were used for thousands of years longer; in fact, they are still used, even to-day, by certain savage tribes.

in the near future

From this reading But in other parts of the earth, men discovered metals, and how to use them, and soon the age of bronze began.

a long pointed rod used as a tool or weapon

From this reading From the time when Ra made his first stone-pointed spear many, many thousands of years had passed, and still men knew nothing of the use of metals.

distribute or disperse widely

From this reading In some parts of the earth, as the tribes migrated, and spread to new countries, stone weapons and tools were used for thousands of years longer; in fact, they are still used, even to-day, by certain savage tribes.

not in physical motion

From this reading From the time when Ra made his first stone-pointed spear many, many thousands of years had passed, and still men knew nothing of the use of metals.

a lump or mass of hard consolidated mineral matter

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading From the time when Ra made his first stone-pointed spear many, many thousands of years had passed, and still men knew nothing of the use of metals.

a depository for goods

From this reading In Nature's great storehouse metals are found in two different ways.

a message that tells the particulars of an act or occurrence or course of events; presented in writing or drama or cinema or as a radio or television program

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

used to introduce the second part of a comparison

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

used before a noun that is already known, already mentioned, or the only one of its kind

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

the people or things already mentioned, as the object

From this reading But in other parts of the earth, men discovered metals, and how to use them, and soon the age of bronze began.

the people, animals, or things already mentioned, as the subject

From this reading In some parts of the earth, as the tribes migrated, and spread to new countries, stone weapons and tools were used for thousands of years longer; in fact, they are still used, even to-day, by certain savage tribes.

judge or regard; look upon; judge

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

used for a person or thing that is near, or that has just been mentioned

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

plural of “thousand” — the cardinal number that is the product of 10 and 100

From this reading From the time when Ra made his first stone-pointed spear many, many thousands of years had passed, and still men knew nothing of the use of metals.

an instance or single occasion for some event

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

used before the base form of a verb to make the infinitive

From this reading In some parts of the earth, as the tribes migrated, and spread to new countries, stone weapons and tools were used for thousands of years longer; in fact, they are still used, even to-day, by certain savage tribes.

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading In some parts of the earth, as the tribes migrated, and spread to new countries, stone weapons and tools were used for thousands of years longer; in fact, they are still used, even to-day, by certain savage tribes.

plural of “tool” — an implement used in the practice of a vocation

From this reading In some parts of the earth, as the tribes migrated, and spread to new countries, stone weapons and tools were used for thousands of years longer; in fact, they are still used, even to-day, by certain savage tribes.

plural of “tribe” — a social division of (usually preliterate) people

From this reading In some parts of the earth, as the tribes migrated, and spread to new countries, stone weapons and tools were used for thousands of years longer; in fact, they are still used, even to-day, by certain savage tribes.

the cardinal number that is the sum of one and one or a numeral representing this number

From this reading In Nature's great storehouse metals are found in two different ways.

the act of using

From this reading From the time when Ra made his first stone-pointed spear many, many thousands of years had passed, and still men knew nothing of the use of metals.

employed in accomplishing something

From this reading In some parts of the earth, as the tribes migrated, and spread to new countries, stone weapons and tools were used for thousands of years longer; in fact, they are still used, even to-day, by certain savage tribes.

precisely as stated

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

structure consisting of a sloping way down to the water from the place where ships are built or repaired

From this reading In Nature's great storehouse metals are found in two different ways.

plural of “weapon” — any instrument or instrumentality used in fighting or hunting

From this reading In some parts of the earth, as the tribes migrated, and spread to new countries, stone weapons and tools were used for thousands of years longer; in fact, they are still used, even to-day, by certain savage tribes.

the past form of “be” used with you, we, they, or a plural noun

From this reading In some parts of the earth, as the tribes migrated, and spread to new countries, stone weapons and tools were used for thousands of years longer; in fact, they are still used, even to-day, by certain savage tribes.

at the time that

From this reading From the time when Ra made his first stone-pointed spear many, many thousands of years had passed, and still men knew nothing of the use of metals.

used for something imagined, polite, or habitual in the past

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.

a late time of life

From this reading From the time when Ra made his first stone-pointed spear many, many thousands of years had passed, and still men knew nothing of the use of metals.

the person or people being spoken to

From this reading THE FIRST SEA FIGHT THE Stone Age on earth lasted for a very long time; much longer than you would think, as you read this story.