# intelligence quotient

> English word · Noun

## Definitions
1. A score derived from one of several different standardized tests attempting to measure a person's intelligence relative to that of the general population, with the average usually calibrated to a number around 100.

## Etymology
Calque of German Intelligenzquotient. Coined in 1912 by German psychologist William Stern.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/intelligence-quotient