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altricial: Meaning and Definition of

al•tri•cial

Pronunciation: (al-trish'ul), [key]
— adj. Zool.
  1. helpless at birth or hatching and requiring parental care for a period of time (opposed to precocial.)
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
altostratus altruism
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