exothermic
/ˌɛksoʊˈθɜːrmɪk/
adjective
- Relating to a chemical reaction that releases heat.
- The burning of wood is an exothermic process that warms the room.
- Many exothermic reactions, like rusting, happen slowly over time.
- Hand warmers use an exothermic reaction to produce heat without a flame.
Antonyms