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[ran-duh-mahyz] /ˈræn dəˌmaɪz/
verb (used with object), randomized, randomizing.
to order or select in a random manner, as in a sample or experiment, especially in order to reduce bias and interference caused by irrelevant variables; make random.
Origin of randomize
1925-30; random + -ize
Related forms
randomization, noun
randomizer, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for randomize
  • When the field is disengaged, the chains randomize and the polymer cools off.
  • When using any of these designs, be sure to randomize the treatment units and trial order, as much as the design allows.
  • Subjects who fail to respond to this prospective trial will meet criteria for treatment-resistance and be eligible to randomize.
British Dictionary definitions for randomize


(transitive) to set up (a selection process, sample, etc) in a deliberately random way in order to enhance the statistical validity of any results obtained
Derived Forms
randomization, randomisation, noun
randomizer, randomiser, noun
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 randomize

1926, from random (adj.) + -ize. Related: Randomized; randomizing.

Online Etymology Dictionary, © 2010 Douglas Harper
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