alveolus: Meaning and Definition of

al•ve•o•lus

Pronunciation: (al-vē'u-lus), [key]
— pl. -li
  1. a little cavity, pit, or cell, as a cell of a honeycomb.
  2. an air cell of the lungs, formed by the terminal dilation of tiny air passageways.
  3. one of the terminal secretory units of a racemose gland.
  4. the socket within the jawbone in which the root or roots of a tooth are set.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
alveolo- alveopalatal
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