nonvoluntary

/nɑnˈvɑləntɛri/
adjective
  1. Not done by choice; involuntary or forced.
    • Nonvoluntary participation in the survey was not allowed.
    • The court ruled that the confession was nonvoluntary because of police pressure.
    • The patient's nonvoluntary muscle twitches were a side effect of the medication.
Antonyms
What does "nonvoluntary" mean? | whatsthatwordmean | whatsthatwordmean