3. (a.) Given to opposition; perverse; forward; wayward; as, a contrary disposition; a contrary child.
4. (a.) Affirming the opposite; so opposed as to destroy each other; as, contrary propositions.
5. (n.) A thing that is of contrary or opposite qualities.
6. (n.) An opponent; an enemy.
7. (n.) the opposite; a proposition, fact, or condition incompatible with another; as, slender proofs which rather show the contrary. See Converse, n., 1.