IQ

1 of 2

noun

ˌī-ˈkyü 

1

: a number used to express the apparent relative intelligence of a person: such as

a

: a score determined by one's performance on a standardized intelligence test relative to the average performance of others of the same age

b

: the ratio of the mental age (as reported on a standardized test) to the chronological age multiplied by 100

2

: proficiency in or knowledge of a specified subject

nobody questioned his hockey IQ

iq

2 of 2

abbreviation

the same as

Synonyms of IQ

Noun

• proficiency

Examples of IQ in a Sentence

Noun

They wanted me to take an IQ test.

he has a movie IQ that is off the charts

Recent Examples on the Web

Noun

And rather than building provisioning into the app, Microsoft handles it through a backend platform, Agent 365 and Work IQ. — Jason Andersen, Forbes.com, 8 July 2026

In June, Animal Rescue Rigs founder Nik Miles led an all-electric SUV fleet — provided by the automakers — consisting of a Hyundai IONIQ 9, Cadillac Escalade IQ, Lucid Gravity and Kia EV9. — Summer Ballentine, USA Today, 7 July 2026

Karaban said the most underrated part of his game is his basketball IQ. — Joe Arruda, Hartford Courant, 29 June 2026

This gives you a massive 41% discount on a flagship entertainment centerpiece featuring Hi-QLED mini-LED zone backlighting, a fluid native 144Hz Game Mode, and Dolby Vision IQ. — Juhi Wadia, PC Magazine, 24 June 2026

Word History

Etymology

Noun

intelligence quotient

Abbreviation

Latin idem quod

First Known Use

Noun

1915, in the meaning defined at sense 1

Rhymes for IQ

• blew
• blue
• boo
• brew
• chew
• chou
• clue
• coo
• coup
• crew
• cue
• dew

Kids Definition

IQ

noun

ˈī-ˈkyü 

: a number that is often used as a measure of a person's intelligence and is found by dividing the mental age of the person as given by a score on a special test by the age in years and multiplying by 100

Etymology

Noun

intelligence quotient

Medical Definition

IQ

noun

ˌī-ˈkyü 

: a number used to express the apparent relative intelligence of a person based on the results of standardized testing: as

a

: the ratio of the mental age (as reported on a standardized test) to the chronological age multiplied by 100

b

: a score determined by one's performance on a standardized intelligence test relative to the average performance of others of the same age

Etymology

Noun

intelligence quotient