involuntary

adjective

in·​vol·​un·​tary (ˌ)in-ˈvä-lən-ˌter-ē How to pronounce involuntary (audio)
-ˌte-rē
1
: done contrary to or without choice
2
3
: not subject to control of the will : reflex
involuntarily adverb
involuntariness noun

Examples of involuntary in a Sentence

Breathing and circulation are involuntary processes. When the door burst open, she let out an involuntary shriek. The lawyer argued that the client's confession was involuntary.
Recent Examples on the Web Legislators have said the appellate decisions were confusing and did not properly distinguish what is voluntary versus involuntary homelessness. Gillian Brassil, Sacramento Bee, 22 Apr. 2024 Still, people stuck in Indiana’s legal system can be charged a dizzying range of fees at every stage: pre-trial through bail or electronic monitoring, at sentencing through $189 court fees and punitive fines, and post-trial through involuntary program fees in parole and probation. Isabelle Kause, The Indianapolis Star, 22 Apr. 2024 Magistrates’ duties include accepting guilty pleas, issuing arrest and search warrants, overseeing first appearances following arrests, setting release conditions, accepting involuntary commitment applications and issuing temporary domestic violence protection orders. Julia Coin, Charlotte Observer, 18 Apr. 2024 Spasmodic dysphonia, a rare neurological condition, in which an abnormality in the brain’s neural network results in involuntary spasms of the muscles that open or close the vocal cords. James Rainey, Los Angeles Times, 8 Apr. 2024 The legislation allows family members to petition for the involuntary treatment of people debilitated by drug abuse. The Arizona Republic, 13 Mar. 2024 Both already were involuntary guests at the Indian River County Sheriff’s Office Jail on unrelated grand theft charges, Baglin since February and Abad since December. David J. Neal, Miami Herald, 26 Feb. 2024 Your involuntary hospitality will likely result in an academic publication with your name on it. Jack Murtagh, Scientific American, 24 Jan. 2024 Among other points, the tribes said Reclamation must reject any plan that would force the five Colorado River Valley tribes, four of which have lands and water rights in Arizona, to accept involuntary or uncompensated reductions. The Arizona Republic, 24 Mar. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'involuntary.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Middle English involuntari, from Late Latin involuntarius, from Latin in- + voluntarius voluntary

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of involuntary was in the 15th century

Dictionary Entries Near involuntary

Cite this Entry

“Involuntary.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/involuntary. Accessed 27 Apr. 2024.

Kids Definition

involuntary

adjective
in·​vol·​un·​tary (ˈ)in-ˈväl-ən-ˌter-ē How to pronounce involuntary (audio)
1
: not made or done willingly or from choice : unwilling
2
: being enforced or required : mandatory
3
: not normally under the control of the will
an involuntary response to a stimulus
involuntarily adverb

Medical Definition

involuntary

adjective
in·​vol·​un·​tary (ˈ)in-ˈväl-ən-ˌter-ē How to pronounce involuntary (audio)
: not subject to control of the will : reflex
involuntary contractions

Legal Definition

involuntary

adjective
in·​vol·​un·​tary in-ˈvä-lən-ˌter-ē How to pronounce involuntary (audio)
: done, made, or initiated contrary to or without one's choice
an involuntary confession
an involuntary lien
an involuntary plaintiff joined in the action
involuntarily adverb

More from Merriam-Webster on involuntary

Last Updated: - Updated example sentences
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