adult

Noun · Adjective

Synonyms: grownup big full-grown fully grown grown pornographic

WordNet 3.0

Noun (2)

a fully developed person from maturity onwardSynonyms: grownup
any mature animal

Adjective (2)

(of animals) fully developed“an adult animal”“a grown woman”Synonyms: big full-grown fully grown grown grownup
designed to arouse lust“pornographic films and magazines”“adult movies”Synonyms: pornographic

Webster's Dictionary (GCIDE)

Adult \A*dult"\, a. [L. adultus, p. p. of adolescere, akin to alere to nourish: cf. F. adulte. See Adolescent, Old.] Having arrived at maturity, or to full size and strength; matured; as, an adult person or plant; an adult ape; an adult age. [1913 Webster]

Adult \A*dult"\, n. A person, animal, or plant grown to full size and strength; one who has reached maturity. [1913 Webster]

Note: In the common law, the term is applied to a person who has attained full age or legal majority; in the civil law, to males after the age of fourteen, and to females after twelve. [1913 Webster]