involuntary

involuntary definition - medical

in·vol·un·tar·y (ĭn-vŏlˈən-tĕrˌē)

adjective
  1. Not subject to control of the volition.
  2. Acting or done without or against one's will.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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