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prevents

VERB

keep from happening or continuing

Synonyms

STRONGEST

avert avoid bar block counter forbid forestall halt hamper hinder impede inhibit limit preclude prohibit put an end to restrain restrict rule out stop thwart ward off

STRONG

anticipate arrest baffle balk check chill cool cork counteract dam debar foil forfend frustrate intercept interdict interrupt obstruct obviate repress retard

WEAK

defend against head off hold back hold off keep lid on nip in the bud put a stop to shut out stave off turn aside

Antonyms

STRONGEST

advance aid allow approve assist continue encourage facilitate forward free help let go open permit promote push release support

STRONG

abet heat liberate warm

WEAK

cause

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.

She quickly discovered that available pelvic models have hard plastic shells around the cervix where providers practice injecting; this prevents trainees from getting the necessary tactile feedback to learn where to inject.

From Slate • Jun. 7, 2026

She adds: "This prevents people from having the experience of being around others and that is quite a lonely experience."

From BBC • Jun. 4, 2026

Nothing prevents other auto makers with excess battery capacity due to overly optimistic EV forecasts from doing something similar, though.

From Barron's • Jun. 3, 2026

By moving the salts away from the evaporation zone, the design prevents buildup that could otherwise interfere with continuous operation.

From Science Daily • May 31, 2026

This prevents predators from seeing and eating them.

From "Death on the River of Doubt" by Samantha Seiple