noun
or curie temperature
Usage: usually capitalized C
Etymology: after Pierre Curie died 1906 French chemist
1. : a temperature at which there is a transition in a substance from one phase to another of markedly different magnetic properties ; specifically : the temperature at which there is a transition between the ferromagnetic and paramagnetic phases — compare curie-weiss law
2. : a temperature at which the anomalies that characterize a ferroelectric substance disappear : either the upper or the lower temperature limit of the ferroelectric state