actin

(aktin)

noun

a protein in muscles

Origin: < L actus (see act) + -in

actino-: used before a vowel: actinal

See actin in American Heritage Dictionary 4

noun
A protein found in muscle that together with myosin functions in muscle contraction.

Origin:

Origin: Latin āctus, motion; see act

Origin: + -in

.

prefix
Variant of actino-.

Learn more about actin

link/cite print suggestion box