transpiration Hear it!

transpiration definition

tran·spi·ra·tion (tran′spə rā′s̸hən)

noun

the act or process of transpiring; specif., the giving off of moisture, etc. through the pores of the skin or through the surface of leaves and other parts of plants

Etymology: ML transpiratio

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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