intelligence quotient
an intelligence test score that is obtained by dividing mental age, which reflects the age-graded level of performance as derived from population norms, by chronological age and multiplying by 100: a score of 100 thus indicates a performance at exactly the normal level for that age group. Abbreviation: IQ
Origin of intelligence quotient
1- Compare achievement quotient.
Words Nearby intelligence quotient
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use intelligence quotient in a sentence
The intelligence quotient of this girl is 140, which is not reached by more than one child in two hundred.
The Measurement of Intelligence | Lewis Madison TermanThus, an error of 10 months in the mental age of a 5-year-old means an error of almost 15 per cent in the intelligence quotient.
The Measurement of Intelligence | Lewis Madison TermanStating the error in terms of the intelligence quotient makes it more evident.
The Measurement of Intelligence | Lewis Madison TermanThe intelligence quotient (often designated as I Q) is the ratio of mental age to chronological age.
The Measurement of Intelligence | Lewis Madison Terman
British Dictionary definitions for intelligence quotient
a measure of the intelligence of an individual derived from results obtained from specially designed tests. The quotient is traditionally derived by dividing an individual's mental age by his chronological age and multiplying the result by 100: Abbreviation: IQ
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cultural definitions for intelligence quotient
A number meant to measure intelligence. Once the standard measure of human mental capacity; now widely considered to be neither accurate nor fair. Controversy exists today over the effect of race and class on scores and whether IQ tests really measure intelligence. Tests of special aptitudes and personality factors are now favored over the pure intelligence test.
Notes for intelligence quotient
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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