Exhalations
[eks-huh-ley-shuh n, ek-suh-] /ˌɛks həˈleɪ ʃən, ˌɛk sə-/
noun
1.
the act of .
2.
something that is ; vapor; emanation.
n.
late 14c., from Latin exhalationem (nominative exhalatio), noun of action from past participle stem of exhalare (see exhale).
exhalation ex·ha·la·tion (ěks’hə-lā’shən, ěk’sə-)
n.
exhalation
(ěks’hə-lā’shən)
The act of breathing out air. During exhalation, the diaphragm relaxes and moves upward, causing compression of the lungs and an outward flow of air. Also called expiration. Compare inhalation.
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