Controlled and directed internally : self-active : spontaneous movement characteristic of living things
An involuntary physiological response to a stimulus, as the withdrawal of a body part from burning heat.
Acting or occurring involuntarily, without conscious control.
Imposed by force; involuntary:
(Mech.) Acting briefly and as a result of impulse
Not capable of being persuaded by entreaty; relentless:
(Archaic) Offering resistance; opposing.
Not aware of one's own existence; not conscious of self
Having no incentive or interest:
Not contrived for effect; natural:
Done, given, or said reluctantly:
Belonging but not essential; attributive; incidental
Compelled, mandated, obligatory, or required, especially if by legal process or a statute.
Not knowing; unaware:
The condition of being automatic, or the degree of this
Unhurried and methodical
(Law) Without legal obligation or consideration:
Showing awareness of or preoccupation with something. Often used in combination:
The definition of intentional is something done on purpose.
Not planned or thought out in advance:
Find another word for involuntary. In this page you can discover 40 synonyms, antonyms, idiomatic expressions, and related words for involuntary, like: uncontrolled, spontaneous, reflex, autonomic, forced, impulsive, inexorable, irreparable, mechanical, reluctant and unconscious.