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Showing results for hair hygrometer. Search instead for einfachen Hygrometer.

hair hygrometer

American  

noun

  1. a hygrometer actuated by the changes in length of a strand of human hair brought about by changes in the relative humidity.

Etymology

Origin of hair hygrometer

First recorded in 1875–80

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

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