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Synonyms

theorist

American  
[thee-er-ist, theer-] / ˈθi ər ɪst, ˈθɪər- /

noun

  1. a person who theorizes.

  2. a person who deals mainly with the theory of a subject.

    a theorist in medical research.


ˈtheorist British  
/ ˈθɪəˌrɪst /

noun

  1. the originator of a theory; a person who is concerned with theory; a theoretician

"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

Etymology

Origin of theorist

First recorded in 1585–95; theor(y) + -ist

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Local media described Freeman as a conspiracy theorist and member of the so-called "sovereign citizen" movement, which falsely believes it is not subject to the law.

From Barron's

Department of Justice’s Civil Rights Division, called Curtis a “nationally known conspiracy theorist.”

From Los Angeles Times

Whether, as Ms. Riskin believes, he warrants full rehabilitation as a theorist, however, is another story.

From The Wall Street Journal

Once again, the theorist is Busner, now 93, and this time he has the apparent failings of neoliberalism in his sights.

From The Wall Street Journal

If war is the continuation of politics by other means, as the military theorist Carl von Clausewitz famously claimed, then a war’s success must be judged by the achievement of its political goals.

From The Wall Street Journal