Nantoka/광섬유gwangseomnyu[광서뮤]광섬유 (gwangseomnyu) is a Korean word meaning “optical fiber”.Meanings1optical fiberPart of speechnounHanja光纖維Related words광주Gwangju관광tourism관광객tourist관광지tourist attraction광경sight유지keeping각광popularity광복independence형광등fluorescent lamp일광욕sunbathing야광glow in the dark영광gloryStudy Korean with flashcards →