Dictionary

involuntary muscle

involuntary muscle

noun

Definition of INVOLUNTARY MUSCLE

:  muscle governing reflex functions and not under direct voluntary control; especially :  smooth muscle

First Known Use of INVOLUNTARY MUSCLE

1840

involuntary muscle

noun    (Medical Dictionary)

Medical Definition of INVOLUNTARY MUSCLE

:  muscle governing reflex functions and not under direct voluntary control; especially :  smooth muscle

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