Definition of "mutually exclusive" [mutually exclusive]

• Describing multiple events or states of being such that the occurrence of any one implies the non-occurrence of all the others. (adjective)

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• "Let the reader then go to James Freeman Clarke's "Ten Great Religions", and realize how many billions of humans have lived and died in the solemn certainty that their welfare on earth and in heaven depended upon their accepting certain ideas and practicing certain rites, all mutually exclusive and incompatible, each damning the others and the followers of the others."
• ""It is just as unlikely as it can be that the author should have been such a dunce (so borniert) as to set down at the very outset two mutually exclusive records of creation.""