Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “genius”

See all translations

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.
More examples
(Definition of genius from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of genius?
Add Cambridge dictionaries to your browser to your website

Definitions of “genius” in other dictionaries

Word of the Day

pup

a baby of particular animals, or a puppy

Word of the Day

I won’t tolerate it! Replacing formal words with phrasal verbs.

by Liz Walter,
April 01, 2015
When you are using a language, it is important to understand if a word is formal or informal, so that you can use it in an appropriate way. You might hear people saying dosh for money, or spud for potato, but they wouldn’t write those words in a formal essay. Similarly, a

Read More 

stackin’ p

March 30, 2015
idiom slang earning a lot of money ‘That’s a very generous present.”Yeah, well, she’s stackin’ p, innit?’

Read More