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age

[eyj] /eɪdʒ/
noun
1.
the length of time during which a being or thing has existed; length of life or existence to the time spoken of or referred to:
trees of unknown age; His age is 20 years.
2.
a period of human life, measured by years from birth, usually marked by a certain stage or degree of mental or physical development and involving legal responsibility and capacity:
the age of discretion; the age of consent; The state raised the drinking age from 18 to 21 years.
3.
the particular period of life at which a person becomes naturally or conventionally qualified or disqualified for anything:
He was over age for military duty.
4.
one of the periods or stages of human life:
a person of middle age.
5.
advanced years; old age:
His eyes were dim with age.
6.
a particular period of history, as distinguished from others; a historical epoch:
the age of Pericles; the Stone Age; the age of electronic communications.
7.
the period of history contemporary with the span of an individual's life:
He was the most famous architect of the age.
8.
a generation or a series of generations:
ages yet unborn.
9.
a great length of time:
I haven't seen you for an age. He's been gone for ages.
10.
the average life expectancy of an individual or of the individuals of a class or species:
The age of a horse is from 25 to 30 years.
11.
Psychology. the level of mental, emotional, or educational development of a person, especially a child, as determined by various tests and based on a comparison of the individual's score with the average score for persons of the same chronological age.
12.
Geology.
  1. a period of the history of the earth distinguished by some special feature:
    the Ice Age.
  2. a unit of geological time, shorter than an epoch, during which the rocks comprising a stage were formed.
13.
any of the successive periods in human history divided, according to Hesiod, into the golden, silver, bronze, heroic, and iron ages.
14.
Cards.
  1. Poker. the first player at the dealer's left.
    Compare edge (def 10a).
  2. eldest hand.
verb (used without object), aged, aging or ageing.
15.
to grow old:
He is aging rapidly.
16.
to mature, as wine, cheese, or wood:
a heavy port that ages slowly.
verb (used with object), aged, aging or ageing.
17.
to make old; cause to grow or seem old:
Fear aged him overnight.
18.
to bring to maturity or a state fit for use:
to age wine.
19.
to store (a permanent magnet, a capacitor, or other similar device) so that its electrical or magnetic characteristics become constant.
20.
to expose (a dye or dyed cloth) to steam or humid air in order to fix the dye.
21.
to stabilize the electrical properties of (a device) by passing current through it.
Idioms
22.
of age, Law.
  1. being any of several ages, usually 21 or 18, at which certain legal rights, as voting or marriage, are acquired.
  2. being old enough for full legal rights and responsibilities.
Origin
1225-1275
1225-75; (noun) Middle English < Anglo-French, Old French aage, eage, equivalent to (< Latin aetātem accusative of ae(vi)tās age; aev(um) time, lifetime + -itās -ity) + -age -age; (v.) Middle English agen, derivative of the noun
Related forms
interage, adjective
preage, verb, preaged, preaging.
subage, noun
unaging, adjective
Synonyms
6. Age, epoch, era, period all refer to an extent of time. Age usually implies a considerable extent of time, especially one associated with a dominant personality, influence, characteristic, or institution: the age of chivalry. Epoch and era are often used interchangeably to refer to an extent of time characterized by changed conditions and new undertakings: an era (or epoch ) of invention. epoch sometimes refers especially to the beginning of an era: the steam engine—an epoch in technology. A period may be long or short, but usually has a marked condition or feature: the glacial period; a period of expansion. 16. ripen, mellow, develop.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for of age

age

/eɪdʒ/
noun
1.
the period of time that a person, animal, or plant has lived or is expected to live: the age of a tree, what age was he when he died?, the age of a horse is up to thirty years
2.
the period of existence of an object, material, group, etc: the age of this table is 200 years
3.
  1. a period or state of human life: he should know better at his age, she had got beyond the giggly age
  2. (as modifier): age group
4.
the latter part of life
5.
  1. a period of history marked by some feature or characteristic; era
  2. (capital when part of a name): the Middle Ages, the Space Age
6.
generation: the Edwardian age
7.
(geology, palaeontol)
  1. a period of the earth's history distinguished by special characteristics: the age of reptiles
  2. the period during which a stage of rock strata is formed; a subdivision of an epoch
8.
(myth) any of the successive periods in the legendary history of man, which were, according to Hesiod, the golden, silver, bronze, heroic, and iron ages
9.
(often pl) (informal) a relatively long time: she was an age washing her hair, I've been waiting ages
10.
(psychol) the level in years that a person has reached in any area of development, such as mental or emotional, compared with the normal level for his chronological age See also achievement age, mental age
11.
age before beauty, (often said humorously when yielding precedence) older people take precedence over younger people
12.
of age, adult and legally responsible for one's actions (usually at 18 or, formerly, 21 years)
verb ages, ageing, aging, aged
13.
to grow or make old or apparently old; become or cause to become old or aged
14.
to begin to seem older: to have aged a lot in the past year
15.
(brewing) to mature or cause to mature
Word Origin
C13: via Old French from Vulgar Latin aetatīcum (unattested), from Latin aetās, ultimately from aevum lifetime; compare aeon
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for of age

age

n.

late 13c., "long but indefinite period in human history," from Old French aage (11c., Modern French âge) "age; life, lifetime, lifespan; maturity," earlier edage, from Vulgar Latin *aetaticum (source of Spanish edad, Italian eta, Portuguese idade "age"), from Latin aetatem (nominative aetas), "period of life, age, lifetime, years," from aevum "lifetime, eternity, age," from PIE root *aiw- "vital force, life, long life, eternity" (see eon). Meaning "time something has lived, particular length or stage of life" is from early 14c. Used especially for "old age" since early 14c. Expelled native eld.

v.

"to grow old," late 14c., from age (n.). Meaning "to make old" is early 15c. Related: Aged; aging.

Online Etymology Dictionary, © 2010 Douglas Harper
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of age in Medicine

age (āj)
n.
The length of time that one has existed; duration of life. v.

  1. To become old.

  2. To manifest traits associated with old age.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Related Abbreviations for of age

AGE

acute gastroenteritis
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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of age in the Bible

used to denote the period of a man's life (Gen. 47:28), the maturity of life (John 9:21), the latter end of life (Job 11:17), a generation of the human race (Job 8:8), and an indefinite period (Eph. 2:7; 3:5, 21; Col. 1:26). Respect to be shown to the aged (Lev. 19:32). It is a blessing to communities when they have old men among them (Isa. 65:20; Zech. 8:4). The aged supposed to excel in understanding (Job 12:20; 15:10; 32:4, 9; 1 Kings 12:6, 8). A full age the reward of piety (Job 5:26; Gen. 15:15).

Easton's 1897 Bible Dictionary
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Idioms and Phrases with of age

of age

.
Old enough, according to the law, to be eligible for something, as in In this state he's not of age for buying liquor, but he may vote, or Next year Jane's coming of age and will get her driver's license. This usage was first recorded about 1430. The term under age signifies being too young to be eligible, as in It's against the law to serve alcohol to anyone under age.
.
come of age. Mature or develop fully, as in The school's bilingual program has finally come of age.
The American Heritage® Idioms Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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