tonus
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to·nus
(tō′nəs)n. pl. to·nus·es
Body or muscular tone; tonicity.
[Latin, tone; see tone.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
tonus
(ˈtəʊnəs)n
(Physiology) physiol the normal tension of a muscle at rest; tone
[C19: from Latin, from Greek tonos tone]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
to•nus
(ˈtoʊ nəs)n.
a normal state of continuous slight tension in muscle tissue that facilitates its response to stimulation.
[1875–80; < New Latin, Latin < Greek tónos tone]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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| Noun | 1. |  tonus - the elastic tension of living muscles, arteries, etc. that facilitate response to stimuli; "the doctor tested my tonicity"muscular tissue, muscle - animal tissue consisting predominantly of contractile cells tautness, tenseness, tensity, tension - the physical condition of being stretched or strained; "it places great tension on the leg muscles"; "he could feel the tenseness of her body" catatonia - extreme tonus; muscular rigidity; a common symptom in catatonic schizophrenia muscle tone, muscular tonus - normal tonicity of the muscles; "exercise improves muscle tone" myotonia - abnormally long muscular contractions; slow relaxation of a muscle after a contraction |
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