adjective. Acting or done without or against one's will.

adjective. Not subject to control of the volition.

Not voluntary or willing; contrary or opposed to will or desire; unwilling; unintentional: as, involuntary submission; an involuntary listener.

Not voluntary or willed; independent of volition or consenting action of the mind; without the agency of the will: as, involuntary muscular action; an involuntary groan.

adjective. Not having will or the power of choice.

adjective. Not under the influence or control of the will; not voluntary

adjective. Not proceeding from choice; done unwillingly; reluctant; compulsory.

adjective. Without intention; unintentional.

adjective. Not voluntary or willing; contrary or opposed to explicit will or desire; unwilling.

adjective. not subject to the control of the will

adjective. controlled by the autonomic nervous system; without conscious control