Adult Definition
ə-dŭlt, ădŭlt
adults
noun
adults
A man or woman who is fully mature; grown-up.
Webster's New World
An animal or plant that is fully developed.
Webster's New World
A person who has reached the age of majority, now generally 18 years.
Webster's New World
One who has attained maturity or legal age.
American Heritage Medicine
A fully grown, mature organism.
American Heritage Medicine
Synonyms:
Antonyms:
adjective
Mature in age, size, strength, etc.; grown-up.
Webster's New World
Of or for adult persons.
An adult novel.
Webster's New World
Containing or dealing in explicitly sexual material; pornographic.
Adult movies.
American Heritage
Containing or providing sexually explicit or, esp., pornographic material.
Adult movies.
Webster's New World
Fully developed and mature.
American Heritage Medicine
Synonyms:
Antonyms:
Other Word Forms of Adult
Noun
Singular:
adult
Plural:
adultsOrigin of Adult
-
French adulte, Latin adultus (“grown up”), perfect passive participle of adolescō (“I grow up”). Compare adolescent.
From Wiktionary
-
From Latin adultus past participle of adolēscere to grow up adolescent
From American Heritage Dictionary of the English Language, 5th Edition
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