1. (

• disassociate ,
• dissociate ,
• divorce ,
• disunite ,
• disjoint

) part; cease or break association with; "She disassociated herself from the organization when she found out the identity of the president" ;

2. (

• decouple ,
• dissociate

) regard as unconnected; "you must dissociate these two events!"; "decouple our foreign policy from ideology" ;

3. (

• dissociate ,

) to undergo a reversible or temporary breakdown of a molecule into simpler molecules or atoms; "acids dissociate to give hydrogen ions" ;