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alveolus

/ælˈviələs/

/ælˈviələs/

Other forms: alveoli

Definitions of alveolus
  1. noun
    a tiny sac for holding air in the lungs; formed by the terminal dilation of tiny air passageways
    synonyms: air cell, air sac
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    type of:
    sac
    a structure resembling a bag in an animal
  2. noun
    a bony socket in the alveolar ridge that holds a tooth
    synonyms: tooth socket
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    type of:
    socket
    a bony hollow into which a structure fits
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