A person or thing that defeats or conquers someone or something.
the onset of hopelessness is the great defeater
Example sentencesExamples
I present various epistemic situations and claim of each that a person in such a situation does not have an undefeated defeater for each of his beliefs.
This fact is a defeater of evolution.
Evidence is ordinarily regarded as conclusive, not when it eliminates every conceivable defeater, but when it eliminates all relevant defeaters.
He is not going to be the defeater in that district no matter what happens.
Even if I defeated myself, I would still exist as the defeater.
This is a potential defeater for my being rational in accepting theistic belief.
The most prominent of these was Sultan Saladin, the 12th-century defeater of the Crusaders and liberator of Jerusalem.
European colonialists started eyeing the airplane as a potential defeater of colonial peoples and enforcer of colonial authority.
Ronald Reagan is now being proposed as a replacement on the US dime or 10 cent piece for Franklin Delano Roosevelt, the defeater of the Axis.
Nimue is specifically named as a Lady of the Lake; she is the defeater, or perhaps simply replacer, of Merlin at Arthur's Court.