航こう空くう灯とう台だいMeaningsNoun1. aeronautical beaconOther spellings航こう空くう燈とう台だいUsage share unknownKanji used航navigation空empty air灯lamp台pedestalKanji in other spellings燈lamp [old]Composed of航こう空くうaviation; flyingNoun灯とう台だいlighthouse; old-fashioned interior light fixture comprising a wooden pole with an oil-filled dish and a wick atop itNoun