annihilate

verb

an·​ni·​hi·​late ə-ˈnī-ə-ˌlāt How to pronounce annihilate (audio)
annihilated; annihilating

transitive verb

1
a
: to cause to cease to exist : to do away with entirely so that nothing remains
b
: to destroy a considerable part of
Bombs annihilated the city.
The enemy troops were annihilated.
c
: to defeat overwhelmingly : rout
annihilated the visitors 56–0
2
a
: to cause to be of no effect : nullify
a right to freedom that cannot be annihilated
b
: to destroy the substance or force of
Fear can annihilate one's confidence.
3
: to regard as of no consequence
4
: to cause (something, such as a particle and its antiparticle) to vanish or cease to exist by coming together and changing into other forms of energy (such as photons)
matter and antimatter annihilate each other

intransitive verb

of a particle and its antiparticle : to vanish or cease to exist by coming together and changing into other forms of energy (such as photons)
annihilatory adjective

Examples of annihilate in a Sentence

The enemy troops were annihilated. He annihilated his opponent in the last election.
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.
The landing force annihilated, the battle is lost. Against overwhelming odds, Scott dares the unthinkable — cross behind enemy lines, survive the lethal landscape, evade capture by ruthless enemies, resist natural predators, face human deserters and finish the mission singlehandedly. Anthony D'alessandro, Deadline, 14 Mar. 2025 The artist and rapper has been annihilating each show she’s been attending and her lineup is stacked. Robyn Mowatt, Essence, 7 Mar. 2025 They were also annihilated by Rohit Sharma’s team during the 2023 World Cup. Tim Ellis, Forbes, 18 Feb. 2025 Hell with thrive — can you just not be annihilated? Pete Sampson, The Athletic, 26 Feb. 2025 See All Example Sentences for annihilate

Word History

Etymology

Late Latin annihilatus, past participle of annihilare to reduce to nothing, from Latin ad- + nihil nothing — more at nil

First Known Use

1525, in the meaning defined at transitive sense 2a

Time Traveler
The first known use of annihilate was in 1525

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Cite this Entry

“Annihilate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/annihilate. Accessed 31 Mar. 2025.

Kids Definition

annihilate

verb
an·​ni·​hi·​late ə-ˈnī-ə-ˌlāt How to pronounce annihilate (audio)
annihilated; annihilating
: to destroy completely
annihilation noun
annihilator noun

More from Merriam-Webster on annihilate

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