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Definition of oscillate

oscillate

/ˈɑː.sə.leɪt/
os · cil · late

Adjective:oscillatory
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Past Simple:oscillated
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Past Participle:oscillated
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Present Participle:oscillating
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oscillate Lexical Profile

oscillate Game Scores & Validity

• verb

1

To move or swing back and forth at a regular speed around a central point.

Example

"The pendulum of the antique grandfather clock continued to oscillate with steady precision."


2

To waver or fluctuate repeatedly between extremes of opinion, emotion, action, or value.

Example

"During the negotiations, the committee tended to oscillate between cautious optimism and deep skepticism."


3

To vary periodically in magnitude or direction between alternate extremes (of an electric current, electromagnetic wave, or physical quantity).

Example

"In a standard alternating current circuit, the voltage is designed to oscillate sixty times per second."

Synonyms
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Antonyms
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• Rhymes for oscillate

Word Origin & Etymology

Borrowed in the early 18th century from Latin oscillatus, the past participle of oscillare ('to swing'), derived from oscillum, meaning a small mask of Bacchus hung from trees in vineyards to swing in the wind as a fertility charm.

Cite this Entry


Wordmom. (2026). Definition of Oscillate. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/oscillate
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