Involuntary
/ˌɪˈnvɑləˌntɛri/
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Definition
(adj) Without intention; unintentional.
Sentence Examples
Any emotion, if it is sincere, is involuntary.
Breathing is an involuntary bodily process.
CEFR Practice Quiz
A sneeze is an ____ reaction of the body to something that irritates the inside of the nose.