equivalence
n.
1540s, from French équivalence, from Medieval Latin aequivalentia, from Late Latin aequivalentem "equivalent" (see equivalent). Related: Equivalency (1530s).
〔蒋〕[equ=equal等，均，平，-ence名词后缀] 相等，均等，相当，等价，等值
〔蒋〕[equ=equal等，均，平，-ence名词后缀] 相等，均等，相当，等价，等值