exhalation

[eks-huh-ley-shuh n, ek-suh-]

noun

Origin of exhalation

1350–1400; Middle English exalacion < Latin exhālātiōn- (stem of exhālātiō). See exhale, -ation

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

It carries in its bosom all the energies of the past, yet is itself an exhalation of the morning.
Essays, First Series
Ralph Waldo Emerson
Inhalation and exhalation should be gradual and natural, not spasmodic.
The Ontario High School Reader
A.E. Marty
This is the higher and more obvious degree of the function of exhalation.
Popular Education
Ira Mayhew
During the exhalation be sure to keep the upper chest still.
The Woman Beautiful
Helen Follett Stevans
He considered the stars to be fed by exhalation from the Earth.
Plato and the Other Companions of Sokrates, 3rd ed. Volume I (of 4)
George Grote

Word Origin and History for exhalation

late 14c., from Latin exhalationem (nominative exhalatio), noun of action from past participle stem of exhalare (see exhale).

exhalation in Medicine

[ĕks′hə-lā′shən, ĕk′sə-]

exhalation in Science

[ĕks′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.