noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A conservation law of classical physics that states that the total mass of a closed system remains constant regardless of the chemical or physical changes that take place within it. physical, uncountable
2. 2
   a fundamental principle of classical physics that matter cannot be created or destroyed in an isolated system wordnet

Synonyms

All synonyms

conservation of matterclosed system ruleconservation lawconservations of matterconserved masslaw of conservation of mass