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WordReference Random House Learner's Dictionary of American English © 2024per•spi•ra•tion /ˈpɜrspəˈreɪʃən/USA pronunciation n. [uncountable]- Physiologya salty, watery fluid released by the sweat glands of the skin;
sweat:Perspiration had soaked through his shirt. - Physiologythe act or process of perspiring.
See -spir-. WordReference Random House Unabridged Dictionary of American English © 2024per•spi•ra•tion (pûr′spə rā′shən),USA pronunciation n. - Physiologya salty, watery fluid secreted by the sweat glands of the skin, esp. when very warm as a result of strenuous exertion;
sweat. - Physiologythe act or process of perspiring.
- Neo-Latin perspīrātiōn- (stem of perspīrātiō) imperceptible sweating, literally, a breathing through. See perspire, -ation
- 1605–15, in sense "a breathing through''; 1620–30 for current senses;
- 1.See corresponding entry in Unabridged Perspiration, sweat refer primarily to moisture exuded by animals and people from the pores of the skin. Perspiration is often regarded as the more polite word, and is often used overfastidiously by those who consider sweat coarse; but sweat is a strong word and in some cases obviously more appropriate:a light perspiration; the sweat of his brow.Sweat is always used when referring to animals or objects:Sweat drips from a horse's flanks.It may also be used metaphorically of objects:Sweat forms on apples after they are gathered.
Collins Concise English Dictionary © HarperCollins Publishers:: perspiration /ˌpɜːspəˈreɪʃən/ n - the act or process of insensibly eliminating fluid through the pores of the skin, which evaporates immediately
- the sensible elimination of fluid through the pores of the skin, which is visible as droplets on the skin
- the salty fluid secreted through the pores of the skin; sweat
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