involuntary
adjective
1. not subject to the control of the will
- involuntary manslaughter
- involuntary servitude
- an involuntary shudder
Similar word(s): unconscious, driven, goaded, forced, unconscious, unwilled, unwilling, unwilling, nonvoluntary, unvoluntary
2. controlled by the autonomic nervous system; without conscious control
- involuntary muscles
- gave an involuntary start
Similar word(s): automatic, reflex, reflexive, autonomic, vegetative
Sentences with involuntary as an adjective:
- He found himself the involuntary witness in the trial.