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tonus

[ toh-nuhs ]
/ ˈtoʊ nəs /
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noun Physiology.

a normal state of continuous slight tension in muscle tissue that facilitates its response to stimulation.

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Origin of tonus

1875–80; <New Latin, special use of Latin tonus<Greek tónostone
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

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British Dictionary definitions for tonus

tonus
/ (ˈtəʊnəs) /

noun

physiol the normal tension of a muscle at rest; tone

Word Origin for tonus

C19: from Latin, from Greek tonos tone
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for tonus

tonus
[ tōnəs ]

n.

Body or muscular tone; tonicity.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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