zeroth law of thermodynamics

[ zeer-ohth ]
/ ˈzɪər oʊθ /


the principle that any two systems in thermal equilibrium with a third system are in thermal equilibrium with each other.Compare law of thermodynamics(def 2).

Nearby words

Origin of zeroth law of thermodynamics

First recorded in 1955–60; zero + -th2 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019