Acting in opposition; opposing.
Being, of having an opponent; not unopposed.
Opposite.
Involving the mutual action or participation of two parties.
Moving or occurring in opposite directions.
Playing both offense and defense in the same game.
Having or involving exactly two variables; bivariate.
Allowing traffic in two directions.
Permitting communication in two directions, i.e. both transmitting and receiving.
Utilising both Western and Indigenous knowledge systems; bothways.
A serving of Cincinnati chili with spaghetti.