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involuntarily

/ˌɪnvoʊˈlʌntəˌrɪli/
IPA guide

When you do something involuntarily, you do it despite not wanting to. You might involuntarily start to giggle during your cousin's Star Wars-themed wedding ceremony.

Use the adverb involuntarily to describe things that are done against your will or without your control. You'll involuntarily take a swim if your brother pushes you in the deep end of a pool; when you have a twitch in your eye, you blink involuntarily. In either case, the word involuntarily combines the Latin prefix in, "not or opposite of" with voluntarius, "of one's free will."

Definitions of involuntarily
  1. adverb
    against your will
    “he was involuntarily held against his will”
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    antonyms:
    voluntarily
    out of your own free will
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