equivalence principle

Noun

 * 1)  any of several principles, concerned with the uniformity of physical measurements in different frames of reference

Translations

 * Catalan: principi d'equivalència
 * French:
 * German: Äquivalenzprinzip
 * Italian: principio di equivalenza
 * Latin: prīncipium aequivalentiae
 * Portuguese: princípio de equivalência
 * Spanish: principio de equivalencia