equipollent

adjective

equi·​pol·​lent ˌē-kwə-ˈpä-lənt 

ˌe-

1

: equal in force, power, or validity

2

: the same in effect or signification

equipollence

ˌē-kwə-ˈpä-lən(t)s 

ˌe-

noun

equipollent noun

equipollently adverb

Word History

Etymology

Middle English, from Anglo-French, from Latin aequipollent-, aequipollens, from aequi- equi- + pollent-, pollens, present participle of pollēre to be able

First Known Use

15th century, in the meaning defined at sense 1