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transpiration (ˌtrænspɪˈreɪʃən) 

Definitions

noun

  1. (physiology) the process of giving off or exhaling (water or vapour) through the skin, a mucous membrane, etc
  2. (botany) (of plants) the process of losing (water in the form of water vapour), esp through the stomata of the leaves

transpire (trænˈspaɪə Pronunciation for transpire

Definitions

verb

  1. (intransitive) to come to light; be known
  2. (intransitive) (informal) to happen or occur
  3. (physiology) to give off or exhale (water or vapour) through the skin, a mucous membrane, etc
  4. (of plants) to lose (water in the form of water vapour), esp through the stomata of the leaves
It is often maintained that transpire should not be used to mean happen or occur, as in the event transpired late in the evening, and that the word is properly used to mean become known, as in it transpired later that the thief had been caught. The word is, however, widely used in the former sense, esp in spoken English

Derived Forms

tranˈspirable adjective
transpiration (ˌtrænspəˈreɪʃən Pronunciation for transpiration  noun
tranˈspiratory adjective

Word Origin

C16: from Medieval Latin transpīrāre, from Latin trans- + spīrāre to breathe

Example Sentences Including 'transpiration'

Pruning back the plant will minimise transpiration losses of moisture as well, and this is important.
Misc (1999)
The second cost is the considerable loss of water, and maybe nutrients, via transpiration.
New Scientist (2004)
Through the process of transpiration , they will create their own humidity.
Courier, Sunday Mail (2004)
{ wilting } A plant condition occurring when water loss by transpiration exceeds water uptake.
McCahill, T. A. Biology Basic Facts

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