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adult

adjective

Synonyms and Antonyms of adult

1 relating to or typical of adults; displaying proper maturity
  • an adult reaction to the issue
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2 fully grown or developed
  • insects that are butterflies in their adult stage
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adult

noun

Synonyms and Antonyms of adult

a fully grown person
  • At the beach, the adults sat under broad umbrellas while the children splashed in the water.
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