transpiration

transpiration
Passage of watery vapor through the skin or any membrane. SEE ALSO: insensible perspiration. [trans- + L. spiro, pp. -atus, to breathe]
- pulmonary t. the passage of water vapor from the blood into the air via the respiratory tract.

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tran·spi·ra·tion tran(t)s-pə-'rā-shən n the passage of watery vapor from a living body through a membrane or pores
tran·spi·ra·tion·al -shnəl, -shən-əl adj

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tran·spi·ra·tion (tran″spĭ-raґshən) [trans- + L. spiratio exhalation] the discharge of air, sweat, or vapor through the skin.

Medical dictionary. 2011.

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