repel

verb

re·​pel ri-ˈpel How to pronounce repel (audio)
repelled; repelling

transitive verb

1
a
: to drive back : repulse
b
: to fight against : resist
2
: turn away, reject
repelled the insinuation
3
a
: to drive away : discourage
foul words and frowns must not repel a loverWilliam Shakespeare
b
: to be incapable of adhering to, mixing with, taking up, or holding
c
: to force away or apart or tend to do so by mutual action at a distance
4
: to cause aversion in : disgust

intransitive verb

: to cause aversion
repeller noun

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When to Use Repel

Since re- can mean not just "again" but also "back", repel means "drive back". Repel has two common adjective forms; thus, a repellent or repulsive odor may drive us into the other room. Its main noun form is repulsion. Magnets exhibit both attraction and repulsion, and the goal of an armed defense is the repulsion of an enemy; but we generally use repulsion to mean "strong dislike". In recent years, repulse has been increasingly used as a synonym for repel ("That guy repulses me").

Examples of repel in a Sentence

a fabric that repels water Their superior forces repelled the invasion. Two positive electrical charges repel each other. Magnets can both repel and attract one another.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Fill the hot water, add a small amount of dish soap, and a disinfecting spray to repel odors and maintain bacteria at bay. Ashlyn Needham, Southern Living, 11 July 2025 The massive aerial assault involved 728 drones and 13 missiles, Ukraine’s Air Force said, eclipsing the previous record number of 539 drones, set on July 4, by hundreds – but it was largely repelled, with the damage limited and no immediate reports of deaths. Lex Harvey, CNN Money, 9 July 2025 That same year Russia was also struggling to repel Ukraine’s military incursion into Kursk, with some 15 battalions lost in Kursk alone. Natasha Lindstaedt, Forbes.com, 7 July 2025 When Russia launched its full-scale invasion in February 2022, the Ukrainian military repelled the Russian assault on Kyiv and went on to retake more than half the territory that Russian forces initially seized. Jon Finer, Foreign Affairs, 7 July 2025 See All Example Sentences for repel

Word History

Etymology

Middle English repellen, borrowed from Middle French & Latin; Middle French repeller, borrowed from Latin repellere "to push away, drive back, fend off," from re- re- + pellere "to beat against, push, strike, rouse" — more at pulse entry 1

First Known Use

15th century, in the meaning defined at transitive sense 1a

Time Traveler
The first known use of repel was in the 15th century

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Cite this Entry

“Repel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/repel. Accessed 14 Jul. 2025.

Kids Definition

repel

verb
re·​pel ri-ˈpel How to pronounce repel (audio)
repelled; repelling
1
a
: to drive back
repel the enemy
b
: to fight against : resist
2
: to refuse to accept : reject
repel a suggestion
3
a
: to be incapable of sticking to, mixing with, taking up, or holding
a fabric that repels water
b
: to force away or apart or tend to do so by mutual action at a distance
two like electrical charges repel each other
4
: disgust
a sight that repelled everyone
repeller noun

More from Merriam-Webster on repel

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