ex·​pos·​i·​tor ik-ˈspä-zə-tər How to pronounce expositor (audio)
: a person who explains : commentator

Examples of expositor in a Sentence

Recent Examples on the Web Allowing Executive agencies to create the very crimes they are tasked with enforcing effectively turns them into the expositor, executor, and interpreter of criminal laws. . . . Dan McLaughlin, National Review, 1 Feb. 2024 Stephen Jay Gould was a famous expositor of the inverse position, which emphasized chance and contingency. Razib Khan, Discover Magazine, 18 Apr. 2011 Though the grand old patron of the biometricians was Francis Galton, the greatest expositor of the school was Karl Pearson. Razib Khan, Discover Magazine, 17 Aug. 2010 As a scholar and a jurist, Scalia was the chief expositor of the judicial philosophy known as originalism. Jeffrey Toobin, The New Yorker, 9 Dec. 2019

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'expositor.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


Middle English expositour, from Anglo-French expositur, from Late Latin expositor, from Latin exponere

First Known Use

14th century, in the meaning defined above

Time Traveler
The first known use of expositor was in the 14th century

Dictionary Entries Near expositor

Cite this Entry

“Expositor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/expositor. Accessed 13 Jul. 2024.

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