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English definition of “unique”

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unique

adjective uk   /jʊˈniːk/ us  
B2 being the only existing one of its type or, more generally, unusual, or special in some way: Each person's genetic code is unique except in the case of identical twins. I'd recognize your handwriting anywhere - it's unique. Do not miss this unique opportunity to buy all six pans at half the recommended price. As many as 100 species of fish, some unique to (= only found in) these waters, may have been affected by the pollution.
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uniquely
adverb uk   /-li/ us  
He's uniquely qualified to run this agency.
uniqueness
noun [U] uk   /-nəs/ us  
(Definition of unique from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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