昇しょう華か熱ねつ

noun

heat of sublimation

Technical term in physics and chemistry for the energy required to change a solid directly into a gas.

• 昇しょう華か熱ねつは、固こ体たいが直ちょく接せつ気き体たいになるときに必ひつ要ようなエネルギーです。

  The heat of sublimation is the energy required when a solid turns directly into a gas.