tonus

Etymology
Borrowed from. Doublet of.

Noun

 * 1)  tonicity; tone
 * muscular tonus

Etymology
., an earlier borrowing.

Noun

 * 1) muscle tone, tonicity,
 * 2)  energy, strength

Etymology
From, from , from , from.

Noun

 * 1) The stretching or straining of a rope.
 * 2)  A strain; tension.
 * 3)  The pitch, sound or tone of something.
 * 4)  A crack of thunder.

Etymology
.

Noun

 * 1) muscle tone