1 very great and unusual ability
ADJ. great, pure, real | natural
QUANT. flash, stroke, touch In a flash of pure genius, she realized the answer to the problem. It was a stroke of genius on my part to avoid such awkward questions.
VERB + GENIUS have She has a genius for sorting things out. | show a work which shows real genius
GENIUS + VERB lie in sth His genius lies in his ability to convey pure terror in his work.
PREP. of ~ a writer of genius | ~ for his genius for pinpointing the absurd
2 person with great and unusual ability
ADJ. great | natural | eccentric, wayward | artistic, comic, creative, literary, mathematical, military, musical, etc.