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infantile: Meaning and Definition of

in•fan•tile

Pronunciation: (in'fun-tīl", -til), [key]
— adj.
  1. characteristic of or befitting an infant; babyish; childish: infantile behavior.
  2. of or pertaining to infants or infancy: infantile diseases.
  3. youthful (def. 5).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
infanticide infantile autism
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