equivalent
The purpose of this study is not to demonstrate an equivalency between the two systems.
This formula defines the equivalency between mass and energy.
This agreement ensures some equivalency of standards in European countries.

SMART Vocabulary: related words and phrases

Similar and the same
adjacent
affinity
akin
alike
allied
ballpark
be no better than (a) somethingidiom
congruent
ditto
equivalence
equivalent
equivalent of something
equivalent to something
equivalently
non-distinctive
not make any differenceidiom
of the kindidiom
one and the sameidiom
respecter
synonymous