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.
Recent observations of some little red dots at lower redshifts have shown the cloud of gas around the black hole begin to disintegrate, exposing the black hole and the X-rays produced by the accretion of gas onto it. Keith Cooper, Space.com, 12 Aug. 2026 Teams must build enough psychological trust to disagree without disintegrating. Bryan Robinson, Forbes.com, 10 Aug. 2026 At least two pledges were hurt so badly that their muscles started to disintegrate. Sara Tenenbaum, CBS News, 4 Aug. 2026 It was revealed that the NFL quarterback’s relationship with the family had disintegrated over the years. Leigh Blickley, Entertainment Weekly, 3 Aug. 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 14 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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