noun
ondol; Korean underfloor heating
Refers to the traditional Korean floor heating system where heat from a fireplace or stove passes through flues under the floor. In modern contexts, it can also refer to similar water-based underfloor heating.
from Korean
韓国の伝統家屋にはオンドルが備わっている。
Traditional Korean houses are equipped with ondol.
オンドルは床を温める暖房方式
Ondol is a heating method that warms the floor.
Borrowed from Korean 온돌 (ondol), literally 'warm stone'.