age

¹age

noun \ˈāj\

Definition of AGE

1

a : the part of life from birth to a given time <a child 10 years of age> b : the time or part of life at which some particular event, qualification, or capacity arises, occurs, or is lost <of reproductive age> <age of onset>—see middle age c : an advanced stage of life

2

: an individual's development measured in terms of the years requisite for like development of an average individual <a child of 7 with a mental age of 10>—see binet age, mental age