9 Grammatical Pitfalls


[thee-uh-rahyz, theer-ahyz] /ˈθi əˌraɪz, ˈθɪər aɪz/
verb (used without object), theorized, theorizing.
to form a theory or theories.
verb (used with object), theorized, theorizing.
to form a theory or theories about.
Also, especially British, theorise.
Origin of theorize
1630-40; < Medieval Latin theōrizāre. See theory, -ize
Related forms
theorization, noun
theorizer, noun
overtheorization, noun
overtheorize, verb (used without object), overtheorized, overtheorizing. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for theorize
  • Some people theorize mites, but our other chickens don't have mites.
  • He was a pioneer, but he did sometimes theorize far, far beyond the evidence.
  • People are always going to theorize about the unknown, and in less open societies there is more to put in the category of unknown.
  • The managers theorize that the problem is a rising number of coyotes, which prey on antelope fawns.
  • When it comes to these matters my ability to theorize is quite limited.
  • Pop psychologists theorize that tells are unintended actions birthed in the subconscious.
  • Astronomers theorize that the gaseous knots are the results of a collision between gases.
  • Researchers theorize that there could be an evolutionary explanation for the frog's ultrasonic hearing.
  • The crocs may have climbed trees to escape predators and to leap on prey, scientists theorize.
  • Some scientists theorize that orcas are turning to bottomfish that dwell in contaminated sediment.
British Dictionary definitions for theorize


(intransitive) to produce or use theories; speculate
Derived Forms
theorization, theorisation, noun
theorizer, theoriser, 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 theorize

1630s, perhaps a formation in English from theory + -ize. Related: Theorized; theorizing.

Online Etymology Dictionary, © 2010 Douglas Harper
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