1. debar - Verb
2. Debar - Proper noun
To cut off from entrance, as if by a bar or barrier; to preclude; to hinder from approach, entry, or enjoyment; to shut out or exclude; to deny or refuse; -- with from, and sometimes with of.
Source: Webster's dictionaryAn overtly expressed political commitment does not debar a scientist from viewing nature accurately-if only because no honest scientist or effective political activist would be foolish enough to advance a program in evident discord with the world as we find it. Stephen Jay Gould
A man may debar nonsense from his library of reason, but not from the arena of his impulses. Rex Stout
Let's avoid a confrontation Source: Internet
head off a confrontation Source: Internet
avert a strike Source: Internet
He was barred from membership in the club Source: Internet