The Oxford Thesaurus An A-Z Dictionary of Synonyms - interruptionn.

1) break, intrusion, disturbance, interference, disruption: Please forgive this interruption, but you're wanted on the phone. 2) break, gap, interval, lacuna, hiatus, respite, rest, pause, pausing, intermission, stopping, stop, suspension, cessation, cease, ceasing, surcease, hesitation, Prosody caesura, Colloq let-up: She talked for an hour without interruption.