fluctuated

VERB

vacillate, change

Synonyms

STRONGEST

oscillate seesaw vary veer waver

STRONG

alter alternate flutter hesitate shift swing undulate vibrate wave

WEAK

be undecided blow hot and cold ebb and flow go up and down hem and haw rise and fall yo-yo

Antonyms

STRONGEST

remain stay

STRONG

continue

WEAK

hold persist

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

When the researchers tested the technology under actual outdoor conditions, the system consistently produced formic acid from water and CO2 even as sunlight levels fluctuated.

From Science Daily • Jun. 11, 2026

Sheehan’s velocity has fluctuated all season, which he and the team attributed to inconsistent mechanics.

From Los Angeles Times • Jun. 2, 2026

Oil prices fluctuated on the geopolitical uncertainty, with US benchmark West Texas Intermediate down over five percent, and international benchmark North Sea Brent slightly up.

From Barron's • May 26, 2026

In civil cases, average damages awarded by juries in federal courts have climbed sharply since 2020, while those awarded by judges have fluctuated without a pattern, according to an analysis by legal-analytics company Lex Machina.

From The Wall Street Journal • May 20, 2026

The geographic boundaries of the political/social spheres that could usefully be grouped as “Europe” or “China” fluctuated over the centuries.

From "Guns, Germs, and Steel: The Fates of Human Societies" by Jared M. Diamond