- Not having will or the power of choice. - Not under the influence or control of the will; not
voluntary; as, the involuntary movements of the body; involuntary
muscle fibers. - Not proceeding from choice; done unwillingly;
reluctant; compulsory; as, involuntary submission.
Meaning of 'involuntary' (Princeton's WordNet)
1 . involuntary
[ a]
Meaning (1): - not subject to the control of the will
Example in sentence:
an involuntary shudder;
involuntary manslaughter;
involuntary servitude;
It (becoming a hero) was involuntary. They sank my boat
Meaning (2): - controlled by the autonomic nervous system; without conscious control