TONUS

tonicity, tonus, tone

(noun) the elastic tension of living muscles, arteries, etc. that facilitate response to stimuli; “the doctor tested my tonicity”

Source: WordNet® 3.1

Etymology

Noun

tonus (countable and uncountable, plural tonuses)

(biology) tonicity; tone

Anagrams

• Notus, Tuson, noust, nouts, nutso, snout

Source: Wiktionary

To"nus, n. Etym: [L. a sound, tone. See Tone.] (Physiol.)

Definition: Tonicity, or tone; as, muscular tonus.

Source: Webster’s Unabridged Dictionary 1913 Edition