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Definition of disjoint

disjoint

/dɪsˈdʒɔɪnt/
dis · joint

Adverb:disjointedly
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Adjective:disjointed
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Past Simple:disjointed
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Past Participle:disjointed
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Present Participle:disjointing
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disjoint Lexical Profile

disjoint Game Scores & Validity

• adjective

1

Having no elements in common (used especially of mathematical sets or logical classes).

Example

"Because the two probability events are mutually exclusive, they are represented as disjoint sets on the Venn diagram."

Synonyms
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Antonyms
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• verb

1

To take apart at the joints, dislocate, or separate into constituent pieces.

Example

"The chef demonstrated how to cleanly disjoint the poultry before roasting."


2

To disturb the orderly arrangement, coherence, or unity of something.

Example

"Sudden budget cuts threatened to disjoint the entire research schedule."

Synonyms
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Antonyms
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Word Nuance & Usage

In everyday prose, the participial form 'disjointed' is standard for describing incoherent or disconnected speech, whereas 'disjoint' as an adjective is primarily restricted to mathematics and logic to describe mutually exclusive sets.

• Rhymes for disjoint

Word Origin & Etymology

From Middle English disjointen, borrowed from Old French desjoindre ('to part, separate'), ultimately from Latin disiungere, formed from dis- ('apart') and iungere ('to join').

Cite this Entry


Wordmom. (2026). Definition of Disjoint. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/disjoint
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