exception (Noun) — A deliberate act of omission. ex. "with the exception of the children, everyone was told the news"
exception (Noun) — An instance that does not conform to a rule or generalization. ex. "all her children were brilliant; the only exception was her last child" ex. "an exception tests the rule"
exception (Noun) — Grounds for adverse criticism. ex. "his authority is beyond exception"
exception (Noun) — (computing) an interruption of normal processing, esp. when caused by an error condition.