barbican/ˈbɑːbɪkən/EtymologyFrom Old French barbacane, of uncertain origin: compare Arabic بَرْبَخ (barbaḵ, “aqueduct, sewer”), and Persian بابخانه (bâb-xâne, “gatehouse”).barbican means A neighbourhood in Plymouth, Devon, England (OS grid ref SX4854). Lexicurio rates it Rare gem — a strength score of 84 out of 100.barbican is pronounced /ˈbɑːbɪkən/.nameA neighbourhood in Plymouth, Devon, England (OS grid ref SX4854).A neighbourhood and residential estate in the City of London, Greater London, England (OS grid ref TQ3281)nounA tower at the entrance to a castle or fortified town.“Near-synonym: guardhouse”A fortress at the end of a bridge.An opening in the wall of a fortress through which the guns are levelled; a narrow loophole through which arrows and other missiles may be shot.“Two shafts of soft daylight fell across the flagged floor from the high barbacans.”A temporary wooden tower built for defensive purposes.