de ‧ tach /dɪˈtætʃ/ BrE AmE verb
[ Word Family: noun : ↑ attachment , ↑ detachment ; adjective : attached ≠ ↑ unattached ≠ ↑ detached , ↑ detachable ; verb : ↑ attach ≠ ↑ detach ]
[ Date: 1600-1700 ; Language: French ; Origin: détacher , from Old French destachier , from atachier 'to attach' ]
1 . [intransitive and transitive] if you detach something, or if it detaches, it becomes separated from the thing it was attached to OPP attach
detach something from something
You can detach the hood from the jacket.
Please detach and fill out the application form.
2 . detach yourself from somebody/something to try to be less involved in or less concerned about a situation:
Doctors have to detach themselves from their feelings.