Transpiration

Tran`spi*ra"tion

(?), n. [F. transpiration.] 1. (Physiol.) The act or process of transpiring or excreting in the form of vapor; exhalation, as through the skin or other membranes of the body; as, pulmonary transpiration, or the excretion of aqueous vapor from the lungs. Perspiration is a form of transpiration. Cudworth.
[1913 Webster]

2. (bot.) The evaporation of water, or exhalation of aqueous vapor, from cells and masses of tissue.
[1913 Webster]

3. (Physics) The passing of gases through fine tubes, porous substances, or the like; as, transpiration through membranes.
[1913 Webster]

 

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Fri 14th December 2018