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.
Some classic stuffing recipes call for plain white bread, which will likely absorb too much moisture and disintegrate. — Kendra Vaculin, Bon Appetit Magazine, 14 Oct. 2026 Whatever one believes about the allegations against the couple, the devastation of watching an academic and media career disintegrate in real time is difficult to dismiss. — Shamira Ibrahim, Vulture, 12 Oct. 2026 The faction that had a chokehold on the Total Nonstop Action Wrestling (TNA) roster for quite some time completely disintegrated in recent weeks leading to all four male members getting into a match for Mustafa Ali’s TNA International Championship. — Ryan Gaydos Outkick, FOXNews.com, 12 Oct. 2026 Studying an intact oarfish is remarkably difficult because their bodies typically disintegrate into brittle segments upon death. — Mrigakshi Dixit, Interesting Engineering, 1 Oct. 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 20 Oct. 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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