온돌

Sino-Korean word from 溫突/溫堗. Literally "warm stone".

• IPA^(key)[o̞ndo̞ɭ]
• Phonetic Hangul[온돌]

온돌 • (ondol) (hanja 溫突/溫堗)

1. ondol, hypocaust (a Korean form of underfloor heating that uses direct heat transfer from wood smoke to the underside of a thick masonry floor)
   • 1972, 온돌의열효율향상에관한연구 [A study on improving the thermal efficiency of ondols], College of Engineering, Seoul National University

• (obsolete) 구돌 (gudol): hypocaust (literally, "fired stone")
• 구들 (gudeul): hypocaust (literally, "fired stone")
• 바닥난방 (바닥煖房, badangnanbang): hypocaust, floor heating, underfloor heating
• 전도난방 (傳導煖房, jeondonanbang): conduction heating

• 난로 (煖爐, nallo): stove, fireplace
• 벽난로 (壁煖爐, byeongnallo): fireplace
• 복사난방 (輻射煖房, boksananbang): radiation heating

• 온돌방 (ondolbang): ondol or hypocaust room

• 부뚜막 (buttumak): hearth, furnace
• 아궁이 (agung-i): fuel hole
• 고래 (gorae): underfloor flue
• 굴뚝 (gulttuk): chimney
• 연돌 (煙突, yeondol): chimney