rupture
     n 1: state of being torn or burst open
     2: a personal or social separation (as between opposing
        factions); "they hoped to avoid a break in relations"
        [syn: {breach}, {break}, {severance}, {rift}, {falling out}]
     3: the act of making a sudden noisy break
     v : separate or cause to separate abruptly; "The rope snapped";
         "tear the paper" [syn: {tear}, {snap}, {bust}]
Source: WordNet® 2.0