[ dih-soh-shee-eyt, -see- ]
/ dɪˈsoʊ ʃiˌeɪt, -si- /

verb (used with object), dis·so·ci·at·ed, dis·so·ci·at·ing.

to sever the association of (oneself); separate: He tried to dissociate himself from the bigotry in his past.
to subject to dissociation.

verb (used without object), dis·so·ci·at·ed, dis·so·ci·at·ing.

to withdraw from association.
to undergo dissociation.

Origin of dissociate

1605–15; dis-1 + (as)sociate, modeled on Latin dissociātus, past participle of dissociāre to divide, sever

Related forms

dis·so·ci·a·tive, adjective

Can be confused

disassociate dissociate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for dissociate

British Dictionary definitions for dissociate


/ (dɪˈsəʊʃɪˌeɪt, -sɪ-) /


to break or cause to break the association between (people, organizations, etc)
(tr) to regard or treat as separate or unconnected
to undergo or subject to dissociation

Derived Forms

dissociative, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012