Medical Definition of Alveolar
Alveolar: Pertaining to the alveoli, the tiny air sacs in the lungs. The exchange of oxygen and carbon dioxide takes place in the alveoli which look like cells in a honeycomb.
The word comes from the Latin diminutive of "alveus" meaning a cavity or hollow = a little cavity or hollow.Source: MedTerms™ Medical Dictionary
Last Editorial Review: 5/13/2016
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