Source : WordNet®

break up
     v 1: to cause to separate and go in different directions; "She
          waved her hand and scattered the crowds" [syn: {disperse},
           {dissipate}, {dispel}, {scatter}]
     2: discontinue an association or relation; go different ways;
        "The business partners broke over a tax question"; "The
        couple separated after 25 years of marriage"; "My friend
        and I split up" [syn: {separate}, {part}, {split up}, {split},
         {break}]
     3: come apart; "the group broke up"
     4: break violently or noisily; smash; [syn: {crash}, {break
        apart}]
     5: make a break in; "We interrupt the program for the following
        messages" [syn: {interrupt}, {disrupt}, {cut off}]
     6: cause to go into a solution; "The recipe says that we should
        dissolve a cup of sugar in two cups of water" [syn: {dissolve},
         {resolve}]
     7: suffer a nervous breakdown [syn: {crack up}, {crack}, {crock
        up}, {collapse}]
     8: take apart into its constituent pieces [syn: {disassemble},
        {dismantle}, {take apart}, {break apart}] [ant: {assemble}]
     9: destroy the completeness of a set of related items; "The
        book dealer would not break the set" [syn: {break}]
     10: set or keep apart; "sever a relationship" [syn: {sever}]
     11: attack with or as if with a pickaxe of ice or rocky ground,
         for example; "Pick open the ice" [syn: {pick}]
     12: release ice; "The icebergs and glaciers calve" [syn: {calve}]
     13: close at the end of a session; "The court adjourned" [syn: {adjourn},
          {recess}]
     14: bring the association of to an end or cause to break up;
         "The decree officially dissolved the marriage"; "the
         judge dissolved the tobacco company" [syn: {dissolve}]
     15: come to an end; "Their marriage dissolved"; "The tobacco
         monopoly broke up" [syn: {dissolve}]
     16: break or cause to break into pieces; "The plate fragmented"
         [syn: {fragment}, {fragmentize}, {fragmentise}]
     17: cause to separate; "break up kidney stones"; "disperse
         particles" [syn: {disperse}, {scatter}]
     18: separate (substances) into constituent elements or parts
         [syn: {decompose}, {break down}]
     19: laugh unrestrainedly [syn: {crack up}]