voluntary

American  

[vol-uhn-ter-ee] / ˈvɒl ənˌtɛr i /

adjective

1. done, made, brought about, undertaken, etc., of one's own accord or by free choice.

   a voluntary contribution.

   Synonyms:

   designed, intended, planned, purposeful, considered

2. of, relating to, or acting in accord with the will.

   voluntary cooperation.

3. of, relating to, or depending on voluntary action.

   voluntary hospitals.

4. Law.

   1. acting or done without compulsion or obligation.

   2. done by intention, and not by accident.

      voluntary manslaughter.

   3. made without valuable consideration.

      a voluntary settlement.

5. Physiology. subject to or controlled by the will.

6. having the power of willing or choosing.

   a voluntary agent.

7. proceeding from a natural impulse; spontaneous.

   voluntary laughter.

   Synonyms:

   unconstrained, natural, unforced, free

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noun

plural

voluntaries

1. something done voluntarily.

2. a piece of music, frequently spontaneous and improvised, performed as a prelude to a larger work, especially a piece of organ music performed before, during, or after an office of the church.

voluntary British  

/ -trɪ, ˈvɒləntərɪ /

adjective

1. performed, undertaken, or brought about by free choice, willingly, or without being asked

   a voluntary donation

2. (of persons) serving or acting in a specified function of one's own accord and without compulsion or promise of remuneration

   a voluntary social worker

3. done by, composed of, or functioning with the aid of volunteers

   a voluntary association

4. endowed with, exercising, or having the faculty of willing

   a voluntary agent

5. arising from natural impulse; spontaneous

   voluntary laughter

6. law

   1. acting or done without legal obligation, compulsion, or persuasion

   2. made without payment or recompense in any form

      a voluntary conveyance

7. (of the muscles of the limbs, neck, etc) having their action controlled by the will

8. maintained or provided by the voluntary actions or contributions of individuals and not by the state

   voluntary schools

   the voluntary system

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noun

1. music a composition or improvisation, usually for organ, played at the beginning or end of a church service

2. work done without compulsion

3. obsolete a volunteer, esp in an army

Related Words

See deliberate. Voluntary, spontaneous agree in applying to something that is a natural outgrowth or natural expression arising from circumstances and conditions. Voluntary implies having given previous consideration, or having exercised judgment: a voluntary confession; a voluntary movement; The offer was a voluntary one. Something that is spontaneous arises as if by itself from the nature of the circumstances or condition: spontaneous applause, combustion, expression of admiration.

Other Word Forms

• nonvoluntary adjective
• semivoluntary adjective
• unvoluntary adjective
• voluntarily adverb
• voluntariness noun

Etymology

Origin of voluntary

First recorded in 1350–1400; Middle English, from Latin voluntārius, equivalent to volunt(ās) “willingness, inclination” (ultimately representing a formation with -tās -ty ² on the present participle of velle “to want, wish”; will ¹, -ent ) + -ārius -ary

Example Sentences

A sixth and final draft, seen by AFP, greenlights member states -- either unilaterally or as "voluntary multinational naval partnerships" -- to use "all defensive means necessary and commensurate with the circumstances."

From Barron's • Apr. 3, 2026

The sessions were voluntary, and their recordings were placed in the online library of continuing education materials available to all 988 counselors.

From Los Angeles Times • Apr. 1, 2026

The gifts are generally given to the Basij who carry out voluntary deployments such as manning a checkpoint, said Golkar, the Iranian security expert.

From The Wall Street Journal • Mar. 30, 2026

However, Robert Smith, general secretary of the BBBoC, says while they favour voluntary contributions, a compulsory levy is not "appropriate".

From BBC • Mar. 25, 2026

We’d heard rumors that service in the military was no longer voluntary, that everyone between the ages of twenty-two and forty had to serve—most of them in the army’s new Psi branch.

From "The Darkest Minds" by Alexandra Bracken

Related Words

• spontaneous