1. descend from a train, bus, or other form of transport: "he was the only passenger to alight from the train"Similarget offstep offget downdismountdisembarkdescendexitdetraindeplaneinformal:pile outOppositeget onboard
▪ (of a bird) descend from the air and settle:"a lovely blue swallow alighted on a branch"Similarlandcome downcome to resttouch downlightarrivedescendsettleperchroostsitrestOppositefly off
Word OriginOld Englishālīhtan, from ā- (as an intensifier) + līhtan ‘descend’ (see light3).