transpiration
noun
Forms transpirations
- noun (botany) The loss of water by evaporation in terrestrial plants, especially through the stomata; accompanied by a corresponding uptake from the roots.
- noun (physiology) The process of giving off water vapour through the skin or mucous membranes.
- noun The passage of gases through fine tubes.
Etymology
Borrowed from Middle French transpiration, from Medieval Latin transpiratio, from transpiro, from Latin trans + spiro.
Webster’s 1913
- noun 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.
- noun The evaporation of water, or exhalation of aqueous vapor, from cells and masses of tissue.
Etymology [F. transpiration.]
Sources: Wiktionary · Webster’s 1913 — from the Wiktionary entry “transpiration”, CC BY-SA 4.0. Details