Dictionary and Thesaurus

Definition of Adult

• (a.) Having arrived at maturity, or to full size and strength; matured; as, an adult person or plant; an adult ape; an adult age.
• (n.) A person, animal, or plant grown to full size and strength; one who has reached maturity.

Synonyms of Adult

• Grownup
• Big
• Full-Grown
• Fully Grown
• Grown
• Grownup
• Pornographic

Antonyms of Adult

• Juvenile

Homophones of Adult