contrary

(noun) a relation of direct opposition. Synonyms: reverse, opposite. Examples: "We thought sue was older than bill but just the reverse was true."

(noun) exact opposition. Examples: "Public opinion to the contrary he is not guilty."

(noun) a logical relation such that two propositions are contraries if both cannot be true but both can be false.

(adj) very opposed in nature or character or purpose. Examples: "Acts contrary to our code of ethics." "The facts point to a contrary conclusion."

(adj) of words or propositions so related that both cannot be true but both may be false. Examples: "`hot' and `cold' are contrary terms."

(adj) resistant to guidance or discipline. Synonyms: obstinate, perverse, wayward. Examples: "Mary mary quite contrary." "An obstinate child with a violent temper." "A perverse mood." "Wayward behavior."

(adj) in an opposing direction. Synonyms: adverse. Examples: "Adverse currents." "A contrary wind."