- a period of the history of the earth distinguished by some special feature: the Ice Age.
- a unit of geological time, shorter than an epoch, during which the rocks comprising a stage were formed.
verb (used without object), aged, ag·ing or age·ing.
verb (used with object), aged, ag·ing or age·ing.
- being any of several ages, usually 21 or 18, at which certain legal rights, as voting or marriage, are acquired.
- being old enough for full legal rights and responsibilities.
Origin of age
Related formsin·ter·age, adjectivepre·age, verb, pre·aged, pre·ag·ing.sub·age, nounun·ag·ing, adjective
British Dictionary definitions for of age
- a period or state of human lifehe should know better at his age; she had got beyond the giggly age
- (as modifier)age group
- a period of history marked by some feature or characteristic; era
- (capital when part of a name)the Middle Ages; the Space Age
- a period of the earth's history distinguished by special characteristicsthe age of reptiles
- the period during which a stage of rock strata is formed; a subdivision of an epoch
verb ages, ageing, aging or aged
Word Origin for age
Medicine definitions for of age
Idioms and Phrases with of age (1 of 2)
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.
Idioms and Phrases with of age (2 of 2)
see act one's age; coon's age; golden age; in this day and age; of age; ripe old age; under age.