perspiration

noun

per·​spi·​ra·​tion ˌpər-spə-ˈrā-shən 

1

: the action or process of perspiring

2

: a saline fluid secreted by the sweat glands : sweat

Examples of perspiration in a Sentence

She wiped the perspiration from her forehead.

Recent Examples on the Web

Suddenly, all that perspiration starts to pool in your pits or slide down the back of your neck. —Erica Sloan, SELF, 3 July 2024

There is the old cliché about creativity being something like 10% inspiration and 90% perspiration. —Lily Moayeri, SPIN, 8 Oct. 2024

And lots of things can amp up perspiration, like a grueling workout, tight and stuffy fabrics, or a sweltering commute to work. —Korin Miller, SELF, 23 July 2024

Every episode needed, like, 75 costumes, including multiples for stuntmen, the action, weather and the perspiration. —Fawnia Soo Hoo, The Hollywood Reporter, 3 Aug. 2024

Word History

First Known Use

1583, in the meaning defined at sense 1

Kids Definition

perspiration

noun

per·​spi·​ra·​tion ˌpər-spə-ˈrā-shən 

1

: the act or process of perspiring

2

: a salty fluid given off by the sweat glands : sweat

Medical Definition

perspiration

noun

per·​spi·​ra·​tion ˌpər-spə-ˈrā-shən 

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