noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The dissociation or decomposition of a material as a result of being heated
2. 2
   The dissipation of heat from the body, especially by evaporation or radiation

Synonyms

All synonyms

catalysiscatalystdecaydissociationfissionsplitting

Etymology

From thermo- + -lysis.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.