disintegrated; disintegrating; disintegrates
Synonyms of disintegrate

transitive verb

1
: to break or decompose into constituent elements, parts, or small particles
water disintegrates the limestone
2
: to destroy the unity or integrity (see integrity sense 3) of
The lies disintegrated their marriage.

intransitive verb

1
: to break or separate into constituent elements or parts
The iron hinges were disintegrating into dust.
2
: to lose unity or integrity by or as if by breaking into parts
The relationship started to disintegrate.
3
: to undergo a change in composition (see composition sense 2)
an atomic nucleus that disintegrates because of radioactivity

Examples of disintegrate in a Sentence

The paper will disintegrate if it gets wet. The laser can disintegrate most kinds of rock.
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.
Comedy is a delicate object; a funny play on words in one language might disintegrate in another. Ethan Shanfeld, Variety, 30 July 2026 The breakaway Super League succumbed to the pressure and disintegrated quickly, with nine of its founding members withdrawing in a matter of days. Justin Birnbaum, Sportico.com, 30 July 2026 The clouds had begun to disintegrate, and over the ocean, shafts of early-evening sunbeams warmed the horizon, promising a stunning sunset. Adam Erace, Travel + Leisure, 30 July 2026 Acknowledging suggestions but never acting on them will disintegrate new ideas from high performers. Kate Wieczorek, Forbes.com, 29 July 2026 See All Example Sentences for disintegrate

Word History

First Known Use

1796, in the meaning defined at transitive sense 1

Time Traveler
The first known use of disintegrate was in 1796

Browse Nearby Words

Cite this Entry

“Disintegrate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/disintegrate. Accessed 6 Aug. 2026.

Kids Definition

disintegrate

verb
1
: to break or decompose into the elements, parts, or small particles making up something
2
: to go through a change in composition
an atomic nucleus that disintegrates because of radioactivity

Medical Definition

disintegrate

verb
disintegrated; disintegrating

transitive verb

: to break or decompose into constituent elements, parts, or small particles

intransitive verb

1
: to break or separate into constituent elements or parts
2
: to undergo a change in composition
an atomic nucleus that disintegrates because of radioactivity

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