adjective al·tri·cial \al-ˈtri-shəl\

Definition of altricial

  1. :  being hatched or born or having young that are hatched or born in a very immature and helpless condition so as to require care for some time <altricial birds> — compare precocial

Origin and Etymology of altricial

Latin altric-, altrix, feminine of altor one who nourishes, from alere to nourish — more at old

First Known Use: 1869

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