発はつ熱ねつ反はん応のう

noun

exothermic reaction

Technical term in chemistry for a reaction that releases heat.

Antonyms: 吸熱反応 (きゅうねつはんのう)

• 燃ねん焼しょうは代だい表ひょう的てきな発はつ熱ねつ反はん応のうです。

  Combustion is a typical exothermic reaction.