D defs.my
Entry 1 sense Webster, 1913

dissociate

/(dĭs*sō"shĭ*āt)/ · dis·so·ci·ate · IPA /dɪˈsoʊ.ʃi.eɪt/
01 v. t. To separate from fellowship or union; to disunite; to disjoin; as, to dissociate the particles of a concrete substance.
imp. & p. p. Dissociated; p. pr. & vb. n. Dissociating
  1. 1.
    To separate from fellowship or union; to disunite; to disjoin; as, to dissociate the particles of a concrete substance.
    “Before Wyclif's death in 1384, John of Gaunt had openly dissociated himself from the reformer.” — A. W. Ward.