Definition of "age" []

  • The length of time that one has existed; duration of life: 23 years of age. (noun)
  • The time of life when a person becomes qualified to assume certain civil and personal rights and responsibilities, usually at 18 or 21 years; legal age: under age; of age. (noun)
  • One of the stages of life: the age of adolescence; at an awkward age. (noun)
  • The state of being old; old age: hair white with age. (noun)
  • A period in the history of humankind marked by a distinctive characteristic or achievement: the Stone Age; the computer age. (noun)
  • The period of time that a person, animal, or plant has lived or is expected to live (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

  • The period of existence of an object, material, group, etc (noun)
  • A period or state of human life (noun)
  • (as modifier) (noun)
  • The latter part of life (noun)
  • A period of history marked by some feature or characteristic; era (noun)
  • (capital when part of a name) (noun)
  • Generation (noun)
  • A period of the earth's history distinguished by special characteristics (noun)
  • The period during which a stage of rock strata is formed; a subdivision of an epoch (noun)
  • Any of the successive periods in the legendary history of man, which were, according to Hesiod, the golden, silver, bronze, heroic, and iron ages (noun)
  • A relatively long time (noun)
  • 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 (noun)
  • To grow or make old or apparently old; become or cause to become old or aged (verb)
  • To begin to seem older (verb)
  • To mature or cause to mature (verb) (c) HarperCollins Publishers Ltd 2016

Use "age" in a sentence
  • "People may differ in other respects as to the designation by which the age should be characterized; but we believe all will agree that it is a _tax-hating age_."
  • "At twenty-one they attain the age of majority, when they are said to be _of age_."
  • "But the same term is here applied to objects of the same kind, differing not essentially even in age; we say _age_, inasmuch as in the three great divisions, or periods, of human life, namely, childhood, youth, and maturity, the characteristic conditions of each are so"