hm.. need to drink my coffee before I post, eh?
1) Opposition of one law or rule to another law or rule: contradiction within a law.
2) obs An opposing law or rule of any kind: a law that contradicts itself.
3) (a)a contradiction between two philosophical principles each of which is taken to be true or between inferences correctly drawn from such principles.
(b) A statement embodying an antimony: paradox.
4) An apparent or real opposition, contradiction, contrast or conflict.
Look at 3 (b) same mistake.