Толковый словарь английского языка Oxford English Reference - exclusion

n. the act or an instance of excluding; the state of being excluded. Phrases and idioms exclusion order Brit. an official order preventing a person (esp. a suspected terrorist) from entering the UK. exclusion principle Physics see PAULI EXCLUSION PRINCIPLE. to the exclusion of so as to exclude. Derivatives exclusionary adj. Etymology: L exclusio (as EXCLUDE)