definition of
contrastive

[1] #1 contrastive s. [incompatible] of words so related that one contrasts with the other; "'rich' and 'hard-up' are contrastive terms". wn

[2] #2 contrastive s. [contrasting] strikingly different; tending to contrast; "contrasting (or contrastive) colors". wn

[3] #3 contrastive s. syntactically establishing a relation of contrast between sentences or elements of a sentence; "disjunctive conjunctions like 'but', 'or', or 'though' serve a contrastive function". wn