- The definition of IQ, which stands for Intelligence Quotient is a number indicating how smart someone is.
A smart person's score of 130 on an intelligence test is an example of IQ.
IQ definition by Webster's New World
noun pl. IQ's
a number intended to indicate a person's level of intelligence: it is the mental age (as shown by intelligence tests) multiplied by 100 and divided by the chronological age
Origin: ; from i(ntelligence) q(uotient)
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
Origin: Classical Latin idem quodthe same as
IQ definition by American Heritage Dictionary
Latin idem quod (the same as)
abbreviationThe American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Iraq (in Internet addresses)
iq - Medical Definition