tonus

[ toh-nuhs ]

noun

, Physiology.

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

tonus

/ ˈtəʊnəs /

noun

1. physiol the normal tension of a muscle at rest; tone

Word History and Origins

Origin of tonus¹

1875–80; < New Latin, special use of Latin tonus < Greek tónos tone

Word History and Origins

Origin of tonus¹

C19: from Latin, from Greek tonos tone

Example Sentences

Mental arousal with physical activity might increase peristaltic tonus of the bowel’s smooth muscles. which might become flaccid with a placid temperament and an unstimulating indoor environment.

From Washington Post

This tonus is essential to the maintenance of an equalized circulation.

From Project Gutenberg

He drove powerfully with his wings, felt tonus across his back, shot forward and up.

From Project Gutenberg

The pyramidal tract conveys impulses that inhibit muscle tonus, while the rubro-spinal tract is the path by which excitatory impulses travel.

From Project Gutenberg

And, of course, one should feel something if it is no more than the tonus of muscle against the mobile bones.

From Project Gutenberg

Related Words

• strength