nidicolous adjective. [nɪ'dɪk(ǝ)lǝs] E20.
[from Latin nidus nest + -I- + -COLOUS.]
Ornithology. (Having young which are) helpless at birth and confined to the nest until sufficiently developed to live without parental care; altricial. Opp. nidifugous.

■ 'nidicole noun a nidicolous bird M20.

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