disjoint

UK: /dɪsˈdʒɔɪnt/ US: (dis joint′)

WordReference Random House Unabridged Dictionary of American English © 2025

dis•joint  (dis joint′), v.t. 

1. to separate or disconnect the joints or joinings of.
2. to put out of order;
   derange.

v.i. 

3. to come apart.
4. to be dislocated;
   be out of joint.

adj. 

5. Mathematics
   • (of two sets) having no common elements.
   • (of a system of sets) having the property that every pair of sets is disjoint.
6. [Obs.] disjointed;
   out of joint.

• Anglo-French, Old French desjoint, past participle of desjoindre to disjoin
• late Middle English disjointen to destroy 1400–50

Collins Concise English Dictionary © HarperCollins Publishers::

disjoint / dɪsˈdʒɔɪnt/ verb

1. to take apart or come apart at the joints
2. (transitive) to disunite or disjoin
3. to dislocate or become dislocated
4. (tr; usually passive) to end the unity, sequence, or coherence of