What is the term used in the novel The Da Vinci Code, that Teabing uses to describe a state of mind...?

Question

where you see what you what to see. He was reffering to people not realizing the feminine figure in the Last Supper painting and seeing all men. (I'd look it up, but alas I don't have the book anymore.

Answer 1

" scotoma ".

"Our preconceived notions of this scene are so powerful that our mind blocks out the incongruity and overrides our eyes."