DERAIL Meaning of DERAIL in English transcription, транскрипция: [ dɪˈreɪl ]v.tr. (usu. in passive) cause (a train etc.) to leave the rails. øøderailment n. [F d÷railler (as DE-, RAIL(1))] English main colloquial, spoken dictionary. Английский основной разговорный словарь. 2012