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 Dictionaryhttp://www.medterms.com/script/main/art.asp?articlekey=25927
Last Editorial Review: 1/1/2004
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