#1
interchangeable s. (mathematics, logic) such that the arguments or roles can be interchanged; "the arguments of the symmetric relation, 'is a sister of
. wn #2
interchangeable s. [
exchangeable, similar, standardized, standardised] capable of replacing or changing places with something else; permitting mutual substitution without loss of function or suitability; "interchangeable electric outlets" "interchangeable parts"
. wn