transcription, транскрипция: [ ˈru:bɪkən ]
n. 1 a boundary which once crossed betokens irrevocable commitment; a point of no return. 2 (rubicon) the act of winning a game in piquet before an opponent has scored 100. [the ancient name of a stream forming the boundary of Julius Caesar's province and crossed by him in 49 BC as the start of a war with Pompey]