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IQ

Psychology.
Origin of IQ
1960-1965
First recorded in 1960-65

i.q.

1.
the same as.
Origin
From the Latin word idem quod
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for IQ
Contemporary Examples
Historical Examples
  • The IQ of the exactly average child, of any age, is 1, or 100 per cent.

    Psychology Robert S. Woodworth
  • The IQ of the bright child is above 100 and of the dull child below 100.

    Psychology Robert S. Woodworth
  • An IQ of 125 means that he has picked up knowledge and skill 25 per cent.

    Psychology Robert S. Woodworth
  • In this progressive age, some children even know their own IQ.

    Psychology Robert S. Woodworth
  • Words are often written with nasalized finals: n for t sometimes, ng for k almost always, irn (only) for IQ.

    The Central Eskimo Franz Boas
British Dictionary definitions for IQ

iq

abbreviation
1.
Iraq

IQ

abbreviation
1.
intelligence quotient

i.q.

abbreviation
1.
idem quod
Word Origin
Latin: the same as
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
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Word Origin and History for IQ

I.Q.

1922, abbreviation of intelligence quotient, a 1921 translation of German Intelligenz-quotient, coined 1912 by German psychologist William L. Stern (1871-1938).

Intelligence is a general capacity of an individual consciously to adjust his thinking to new requirements: it is general mental adaptability to new problems and conditions of life. [Stern, "The Psychological Methods of Testing Intelligence," 1914]

Online Etymology Dictionary, © 2010 Douglas Harper
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IQ in Medicine

IQ or I.Q.
abbr.
intelligence quotient

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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