disengage - definition and synonyms

verb 

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/ˌdɪsɪnˈɡeɪdʒ/
present tense
I/you/we/theydisengage
he/she/itdisengages
present participledisengaging
past tensedisengaged
past participledisengaged
  1. 1
    [intransitive/transitive] if part of a machine disengages, or if you disengage it, it is no longer connected to the main part of the machine
  2. 2
    [transitive] to separate someone or something from the person or thing that holds them

derived word