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2 ENTRIES FOUND:

actin

noun ac·tin \ˈak-tən\

Definition of ACTIN

:  a cellular protein found especially in microfilaments (as those comprising myofibrils) and active in muscular contraction, cellular movement, and maintenance of cell shape

Origin of ACTIN

International Scientific Vocabulary, from Latin actus
First Known Use: 1942

actin

noun ac·tin \ˈak-tən\   (Medical Dictionary)

Medical Definition of ACTIN

:  a protein found especially in microfilaments (as those comprising myofibrils) and active in muscular contraction, cellular movement, and maintenance of cell shape—see f-actin, g-actin

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