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[ik-spoz-i-tawr-ee, -tohr-ee] /ɪkˈspɒz ɪˌtɔr i, -ˌtoʊr i/
of the nature of exposition; exposition; serving to expound, set forth, or explain:
an expository essay; expository writing.
Also, expositive
[ik-spoz-i-tiv] /ɪkˈspɒz ɪ tɪv/ (Show IPA)
Origin of expository
From the Medieval Latin word expositōrius, dating back to 1590-1600. See expositor, -tory1
Related forms
expositorily, expositively, adverb
semiexpositive, adjective
semiexpository, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for expository
Historical Examples
  • Talk should proceed by instances; by the apposite, not the expository.

    The Pocket R.L.S. Robert Louis Stevenson
  • But the specialist temperament is often not a generalizing and expository temperament.

    First and Last Things H. G. Wells
  • Interesting our expository writing must be; it must also be truthful.

    Expository Writing Mervin James Curl
  • expository writing is commonly divided into Definition and Analysis.

    Expository Writing Mervin James Curl
  • That also was an expository sermon, as the best preaching so often is.

    A Year in Europe Walter W. Moore
  • Such interrogatories and replies generate the expository syllogism.

    A Logic Of Facts George Jacob Holyoake
  • Definitions are of three types, denotative, expository, scientific.

    How We Think John Dewey
  • "Now, I'll tell you how it is," Sylv returned, assuming an expository manner.

    True and Other Stories George Parsons Lathrop
  • This same scheme may be used in delivery of expository matter.

    Public Speaking Clarence Stratton
  • Associated words: ostensive, ostensible, exhibiting, expository.

    Putnam's Word Book Louis A. Flemming
British Dictionary definitions for expository


/ɪkˈspɒzɪtərɪ; -trɪ/
of, involving, or assisting in exposition; explanatory
Derived Forms
expositorily, expositively, adverb
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 expository

1620s, from Medieval Latin expositorius, from expositus, past participle of exponere (see expound). Earlier in English as a noun meaning "an expository treatise, commentary" (early 15c.).

Online Etymology Dictionary, © 2010 Douglas Harper
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