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explanatory

[ik-splan-uh-tawr-ee, -tohr-ee] /ɪkˈsplæn əˌtɔr i, -ˌtoʊr i/
adjective
1.
serving to explain:
an explanatory footnote.
Also, explanative.
Origin
1610-1620
1610-20; < Late Latin explānātōrius. See explain, -tory1
Related forms
explanatorily, explanatively, adverb
nonexplanative, adjective
nonexplanatory, adjective
preexplanatory, adjective
unexplanatory, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for explanatorily

explanatory

/ɪkˈsplænətərɪ; -trɪ/
adjective
1.
serving or intended to serve as an explanation
Derived Forms
explanatorily, 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 explanatorily
explanatory
1610s, from explanation + -ory; on model of L. explanatorius "having to do with an explanation."
Online Etymology Dictionary, © 2010 Douglas Harper
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