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English definition of “genius”

genius

noun [C or U] uk   /ˈdʒiː.ni.əs/ (plural geniuses) us  
C1 very great and rare natural ability or skill, especially in a particular area such as science or art, or a person who has this: (an) artistic/creative/musical genius Einstein was a (mathematical) genius. From the age of three, she showed signs of genius. It was such a brilliant idea - a real stroke of genius. evil genius literary a person who has a strong bad influence over other people: The film was about an evil genius who wanted to control the world. have a genius for sth to be especially skilled at a particular activity: She has a genius for raising money.
(Definition of genius from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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