exothermic Hear it!

exothermic Definition

exo·ther·mic (ek′sō t̸hʉrmik, -sə-)

adjective

designating or of a chemical change in which there is a liberation of heat, as in combustion

Etymology: exo- + thermic

exothermic Usage Examples

Modifies a noun

  • reaction: C 8 H 18 Which is likely to be the most exothermic reaction?
  • process: Since heat must be removed to the surroundings freezing is an exothermic process!
  • change: The temperature of the system will be observed to rise in an exothermic change.
  • value: Do the same for the products to obtain a total exothermic value.
  • oxidation: Contact with organic substance leads to strongly exothermic oxidation, which can result in the formation of toxic nitrous gases ( NOx ).
  • activity: ARC tests showed exothermic activity as low as 26°C.

Modifying Another Word

  • strongly: The coke ( essentially impure carbon ) burns in the blast of hot air to form carbon dioxide - a strongly exothermic reaction.
  • hell: Funeral Home: Drive carefully, we'll wait. [ Humor Index ] Is Hell Exothermic?
  • violently: Similarly, its violently exothermic reaction with hydrazine made this an extremely powerful propellant combination for rocket fuel in the late 1950s.

Browse dictionary entries near exothermic

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  1. exotic
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  9. expand
  10. expanded