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apterium

[ ap-teer-ee-uhm ]
/ æpˈtɪər i əm /
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noun, plural ap·te·ri·a [ap-teer-ee-uh]. /æpˈtɪər i ə/. Ornithology.

one of the featherless portions of the skin of a bird.

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Compare pteryla.

Origin of apterium

From New Latin, dating back to 1865–70; see origin at a-6, pter-, -ium

OTHER WORDS FROM apterium

ap·te·ri·al, adjective

Words nearby apterium

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

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