perspiration

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noun per·spi·ra·tion \ˌpər-spə-ˈrā-shən\

Definition of perspiration

1 : the action or process of perspiring
2 : a saline fluid secreted by the sweat glands : sweat

See perspiration defined for English-language learners

See perspiration defined for kids

Examples of perspiration in a Sentence

She wiped the perspiration from her forehead.

Recent Examples of perspiration from the Web

Like waterproof protection from your own disgusting perspiration.

— dayna evans, The Cut, "The Working Woman’s Guide to Commuting by Bike in the Swampy Heat of Summer," 18 July 2017
Cotton ones retain moisture (translation: rubbing and blisters), so pack wool and synthetic blends which wick away perspiration, keeping your feet dry and blister-free. 5.

— cassie shortsleeve, CNT, "How to Pack for a Hiking Trip," 7 July 2017
Deodorant is simply made to curb body odor, and antiperspirant is meant to curb sweat (or perspiration).

— emma sarran webster, Teen Vogue, "Deodorant Aluminum: What You Should Know," 5 July 2017
How to prevent it: Talcum powder does a good job at protecting your skin from perspiration.

— mona gohara, Good Housekeeping, "How to Stop That Annoying Rash Between Your Thighs," 3 July 2017
And Lavinthal goes all in on the process, with the pro injecting her armpits with Botox, which prevents the body’s nerves from sending a message to the sweat glands, ultimately preventing perspiration.

— jillian ruffo, PEOPLE.com, "Does Armpit Botox Really Stop Sweating? Watch One PEOPLE Editor Put This Beauty Treatment to the Test," 30 June 2017
If symptoms worsen to include nausea, vomiting, perspiration, convulsions, or weakening pulse, seek medical attention because reactions this severe can lead to death.

— angel biasatti, star-telegram, "Beware of summertime bites and stings," 27 June 2017
SAN FRANCISCO – Jarrett Parker emerged from the indoor cage, with perspiration dotting his forehead and a smile on his face.

— andrew baggarly, The Mercury News, "Giants notes: Jarrett Parker gets to dig in against Madison Bumgarner," 14 June 2017
Certainly, Friday’s 93 produced perspiration, created discomfort and simulated summer.

— martin weil, Washington Post, "Friday’s high of 93 in Washington far above average but no big deal for residents," 19 May 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'perspiration.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of perspiration

1583

Other Physiology Terms

eructation, flux, gustatory, menarche, myopia, senescence, torpor

PERSPIRATION Defined for English Language Learners

perspiration

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noun

Definition of perspiration for English Language Learners

: the clear liquid that forms on your skin when you are hot or nervous
: the act or process of perspiring

PERSPIRATION Defined for Kids

perspiration

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noun per·spi·ra·tion \ˌpər-spə-ˈrā-shən\

Definition of perspiration for Students

1 : the act or process of perspiring
2 : salty liquid given off from skin glands

Medical Dictionary

perspiration

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noun per·spi·ra·tion \ˌpər-spə-ˈrā-shən\

Medical Definition of perspiration

1: the act or process of perspiring
2: a saline fluid that is secreted by the sweat glands, that consists chiefly of water containing sodium chloride and other salts, nitrogenous substances (as urea), carbon dioxide, and other solutes, and that serves both as a means of excretion and as a regulator of body temperature through the cooling effect of its evaporation