Definition of IQ noun from the Oxford Advanced Learner's Dictionary

 

IQ

 noun
noun
BrE BrE//ˌaɪ ˈkjuː//
 
; NAmE NAmE//ˌaɪ ˈkjuː//
 
 
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the abbreviation for intelligence quotient (a measurement of a person’s intelligence that is calculated from the results of special tests) an IQ of 120 to have a high/low IQ IQ tests
See the Oxford Advanced American Dictionary entry: IQ