TRANSPIRATION
Tran`spi*ra"tion, n. Etym: [F. transpiration.]
1. (Physiol.)
Defn: 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.
2. (bot.)
Defn: The evaporation of water, or exhalation of aqueous vapor, from cells and masses of tissue.
3. (Physics)
Defn: The passing of gases through fine tubes, porous substances, or the like; as, transpiration through membranes.
TRANSPIRATORY
Tran*spir"a*to*ry, a.
Defn: Of or relating to transpiration.
TRANSPIRE
Tran*spire", v. i. [imp. & p. p. Transpired; p. pr. & vb. n.
Transpiring.] Etym: [F. transpirer; L. trans across, through +
spirare to breathe. See Spirit.]