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alveola

[al-vee-uh-luh]
noun, plural al·ve·o·lae [al-vee-uh-lee] /ælˈvi əˌli/. Botany, Zoology.
  1. a small cavity, cell, or pit on the surface of an organ.
  2. an alveolus.
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Origin of alveola

< New Latin; Latin alveolus; see alveolus
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018