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Transpire

transpire

1. (Science: physiology) To pass off in the form of vapor or insensible perspiration; to exhale.

2. (Science: botany) To evaporate from living cells.

3. To escape from secrecy; to become public; as, the proceedings of the council soon transpired. The story of Paulina's and Maximilian's mutual attachment had transpired through many of the travelers. (De Quincey)

4. To happen or come to pass; to occur.

This sense of the word, which is of comparatively recent introduction, is common in the united states, especially in the language of conversation and of newspaper writers, and is used to some extent in England. Its use, however, is censured by critics of both countries.

Origin: F. Transpirer; L. Trans across, through _ spirare to breathe. See Spirit.

1. (Science: physiology) To excrete through the skin; to give off in the form of vapor; to exhale; to perspire.

2. (Science: botany) To evaporate (moisture) from living cells.


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Transpiration and Photosynthesis.

... through the stomatal pores predominantly found on the lower sides of the leaf. If these pores are closed very little water can evapourate (transpire). So if there are low levels of photosynthesis (say, at night) then there will also be relatively low levels of transpiration. The water just ...

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by Babybel56
Fri Mar 14, 2014 4:07 am
 
Forum: Botany Discussion
Topic: Transpiration and Photosynthesis.
Replies: 4
Views: 2737

Organism that create or supress water

Thank you very much Jonmoulton for such a comprehensive explanation. So we do make water! And the plants take up more than they transpire because they are storing it. So, if we burnt all the forests we'd drown? Would it make a lot of difference to the sea level? I also wonder whether the ...

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by animartco
Mon Aug 19, 2013 3:07 pm
 
Forum: General Discussion
Topic: Organism that create or supress water
Replies: 10
Views: 3030

Re: How does humidity affect leaf water potential?

... to assume that an increase in relative humidity would increase leaf water potential? Thanks What is leaf water potential Ashhh? I know that plants transpire less in humid conditions, which probably means they retain more water in their leaves than in other conditions. My immediate interest in joining ...

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by animartco
Sat Jan 21, 2012 1:45 pm
 
Forum: Botany Discussion
Topic: How does humidity affect leaf water potential?
Replies: 2
Views: 2242

transpiration experiment

and how do they transpire less in the sun? do they close theirstoma and also reduce the photosynthsis :?: and why so? are they dessert plants or something? i am all questions you know pretty interesting :)

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by jwalin
Thu Jan 21, 2010 1:03 pm
 
Forum: Botany Discussion
Topic: transpiration experiment
Replies: 12
Views: 9932

transpiration experiment

I only asked because CAM plants transpire less in sunlight. :)

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by MichaelXY
Thu Jan 21, 2010 12:17 pm
 
Forum: Botany Discussion
Topic: transpiration experiment
Replies: 12
Views: 9932
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