Meaning of TRANSPIRATION
 WordNet Dictionary |
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| | Definition: | |
- [n] the emission of water vapor from the leaves of plants
- [n] the passage of gases through fine tubes because of differences in pressure or temperature
- [n] the process of givng off or exhaling water vapor through the skin or mucous membranes
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| | See Also: | | action, activity, biological process, bodily function, bodily process, body process, natural action, natural process, organic process | |
| Webster's 1913 Dictionary |
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| | Definition: | | \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.
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| Biology Dictionary |
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| | Definition: | | The passage of water in plants from the roots through the vascular system to the stoma of the leaves and into the atmosphere. |
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