断だん熱ねつ

noun, noun or participle which takes 'suru', intransitive verb, noun which may take the genitive case particle 'no'

thermal insulation; heat insulation

Refers to the property or process of blocking heat transfer. Used both as a noun and in compounds like 断熱材 (insulating material). The する form is intransitive, meaning 'to be insulated' or 'to provide insulation'.

• この家いえは断だん熱ねつがしっかりしているので、冬ふゆでも暖あたたかい。

  This house is well insulated, so it stays warm even in winter.

• 壁かべに断だん熱ねつ材ざいを入いれて、部屋へやの温おん度どを保たもつ。

  We put insulation material in the walls to maintain the room temperature.