adj.
1.very opposed in nature or character or purpose
2.of words or propositions so related that both cannot be true but both may be false
3.resistant to guidance or discipline
4.in an opposing direction contrary n.
1.a relation of direct opposition
2.exact opposition
3.two propositions are contraries if both cannot be true but both can be false
Idiom of the Day
let (someone) down or let down (someone)
to fail to do as well as expected, to disappoint someone
The boy let his parents down when he failed the university entrance exams.