Nantoka/온돌ondolAdvanced온돌 (ondol) is a Korean word meaning “ondol”.Meanings1ondolPart of speechnounHanja溫突/溫堗Related words기온air temperature온도temperature체온body temperature온천hot spring충돌collision고온high temperature온대temperate zone온화하다mild온난화global warming온실가스greenhouse gases온수hot water돌연변이mutationStudy Korean with flashcards →