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[sahy-kuh-me-triks] /ˌsaɪ kəˈmɛ trɪks/
noun, (used with a singular verb) Psychology.
the measurement of mental traits, abilities, and processes.
Also, psychometry.
Origin of psychometrics
First recorded in 1850-55; psycho- + -metrics Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for psychometrics


noun (functioning as sing)
the branch of psychology concerned with the design and use of psychological tests
the application of statistical and mathematical techniques to psychological testing
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 psychometrics

"science of measuring mental processes," 1917, from psychometric; also see -ics.

Online Etymology Dictionary, © 2010 Douglas Harper
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psychometrics in Medicine

psychometrics psy·cho·met·rics (sī'kə-mět'rĭks)
The branch of psychology that deals with the design, administration, and interpretation of quantitative tests for the measurement of psychological variables such as intelligence, aptitude, and personality traits. Also called psychometry.

psy'cho·met'ric or psy'cho·met'ri·cal adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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