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Transpiration - Dictionary Definition and Overview |
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Transpiration : (noun)
1: the passage of gases through fine tubes because of
differences in pressure or temperature
2: the process of givng off or exhaling water vapor through the
skin or mucous membranes
3: the emission of water vapor from the leaves of plants
Based on WordNet 2.0
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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.
2. (bot.) The evaporation of water, or exhalation of aqueous
vapor, from cells and masses of tissue.
3. (Physics) The passing of gases through fine tubes, porous
substances, or the like; as, transpiration through
membranes.
Based on WordNet (r) 2.0 (August 2003)
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