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achievement age

noun

, Psychology.
  1. the level of educational development of an individual as determined by an achievement test and based on a comparison of the examinee's score with the average score of individuals of the same chronological age.


achievement age

noun

  1. psychol the age at which a child should be able to perform a standardized test successfully Compare mental age
“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 History and Origins

Origin of achievement age1

First recorded in 1920–25

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achievementachievement quotient