disintegrate
verb
dis·in·te·grate
(ˌ)dis-ˈin-tə-ˌgrāt 
disintegrated; disintegrating; disintegrates
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.
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
The Stars had rebounded from a season-worst, six-match winless skid to construct a three-game points streak, which disintegrated on Tuesday in just their second loss in eight tail ends of back-to-back sets.
—
Andrew Knoll, Oc Register, 14 Jan. 2026
In even the most straightforward Tanner Matt production, there’s a moment where everything threatens to disintegrate.
—Philip Sherburne, Pitchfork, 14 Jan. 2026
When Syrian dictator Bashar Assad’s army was disintegrating in the face of a rapid advance by Syrian opposition forces under the command of Ahmad al-Sharaa, all the Russians were willing to do was launch a few symbolic airstrikes and help organize Assad’s getaway to a life in exile.
—Daniel Depetris, Chicago Tribune, 13 Jan. 2026
And once all of the Indians became farmers and stopped being Indian, the lawmakers’ thinking went, the tribes would disintegrate.
—David Treuer, The Atlantic, 13 Jan. 2026
See All Example Sentences for disintegrate
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Andrew Knoll, Oc Register, 14 Jan. 2026
In even the most straightforward Tanner Matt production, there’s a moment where everything threatens to disintegrate.
—Philip Sherburne, Pitchfork, 14 Jan. 2026
When Syrian dictator Bashar Assad’s army was disintegrating in the face of a rapid advance by Syrian opposition forces under the command of Ahmad al-Sharaa, all the Russians were willing to do was launch a few symbolic airstrikes and help organize Assad’s getaway to a life in exile.
—Daniel Depetris, Chicago Tribune, 13 Jan. 2026
And once all of the Indians became farmers and stopped being Indian, the lawmakers’ thinking went, the tribes would disintegrate.
—David Treuer, The Atlantic, 13 Jan. 2026
See All Example Sentences for disintegrate
Cite this Entry
“Disintegrate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/disintegrate. Accessed 16 Jan. 2026.
Copy CitationKids Definition
disintegrate
verb
dis·in·te·grate
(ˈ)dis-ˈint-ə-ˌgrāt
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
dis·in·te·grate
(ˈ)dis-ˈint-ə-ˌgrāt
disintegrated; disintegrating
: to break or decompose into constituent elements, parts, or small particles
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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