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Synonyms

explanatory

American  
[ik-splan-uh-tawr-ee, -tohr-ee] / ɪkˈsplæn əˌtɔr i, -ˌtoʊr i /
Sometimes explanative

adjective

  1. serving to explain.

    an explanatory footnote.


explanatory British  
/ ɪkˈsplænətərɪ, -trɪ /

adjective

  1. serving or intended to serve as an explanation

"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

Other Word Forms

  • explanatively adverb
  • explanatorily adverb
  • nonexplanative adjective
  • nonexplanatory adjective
  • preexplanatory adjective
  • unexplanatory adjective

Etymology

Origin of explanatory

From the Late Latin word explānātōrius, dating back to 1610–20. See explain, -tory 1

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.

To be sure, the predictor is not a short-term market-timing tool; its greatest explanatory power exists at the 10-year horizon.

From MarketWatch • Mar. 25, 2026

Shaffer succeeds in this regard, but the wordy play grows cumbersome in its final explanatory stages.

From Los Angeles Times • Feb. 18, 2026

In 2016, he was part of a Journal team that was a finalist for the Pulitzer Prize in explanatory reporting for a series of articles about rising prescription drug prices.

From The Wall Street Journal • Feb. 6, 2026

"We propose three explanatory hypotheses for discussion," says Güllich.

From Science Daily • Dec. 21, 2025

He could only guess what it might fully mean, even with the explanatory footnote.

From "Snow Falling on Cedars: A Novel" by David Guterson