1. Admitting of exchange or mutual substitution. “Interchangeable warrants.”
2. Following each other in alternate succession; as, the four interchangeable seasons.
-- In*ter*change*a*ble*ness, n. -- In*ter*change*a*bly, adv.
adj 1: of or relating to or suggestive of complementation;
"interchangeable electric outlets" [syn: complementary,
2: (mathematics, logic) such that the arguments or roles can be
interchanged; "the arguments of the symmetric relation,
`is a sister of,' are interchangeable"
3: capable of replacing or changing places with something else;
"interchangeable parts" [syn: exchangeable, similar, standardized,