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[in-ter-mee-dee-eyt] /ˌɪn tərˈmi diˌeɪt/
verb (used without object), intermediated, intermediating.
to act as an intermediary; intervene; mediate.
Origin of intermediate2
1600-10; < Medieval Latin intermediātus, past participle of intermediāre. See inter-, mediate
Related forms
intermediator, noun
[in-ter-mee-dee-uh-tawr-ee, -tohr-ee] /ˌɪn tərˈmi di əˌtɔr i, -ˌtoʊr i/ (Show IPA),
adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for intermediator
Historical Examples
  • Lincoln met the intermediator, but the ultimate negotiation fell through, like the others all.

    The Lincoln Story Book Henry L. Williams
  • With the same gravity, the intermediator reckoned the cost would be more.

    The Lincoln Story Book Henry L. Williams
British Dictionary definitions for intermediator


adjective (ˌɪntəˈmiːdɪɪt)
occurring or situated between two points, extremes, places, etc; in between
(of a class, course, etc) suitable for learners with some degree of skill or competence
(physics) (of a neutron) having an energy between 100 and 100 000 electronvolts
(geology) (of such igneous rocks as syenite) containing between 55 and 66 per cent silica
noun (ˌɪntəˈmiːdɪɪt)
something intermediate
a substance formed during one of the stages of a chemical process before the desired product is obtained
verb (ˌɪntəˈmiːdɪˌeɪt)
(intransitive) to act as an intermediary or mediator
Derived Forms
intermediacy, intermediateness, noun
intermediately, adverb
intermediation, noun
intermediator, noun
Word Origin
C17: from Medieval Latin intermediāre to intervene, from Latin inter- + medius middle
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 intermediator



early 15c., from Medieval Latin intermediatus "lying between," from Latin intermedius "that which is between," from inter- "between" (see inter-) + medius "in the middle" (see medial (adj.)).


c.1600, from inter- + mediate (v.). Related: Intermediated; intermediating.

Online Etymology Dictionary, © 2010 Douglas Harper
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intermediator in Medicine

intermediate in·ter·me·di·ate (ĭn'tər-mē'dē-ĭt)
Lying or occurring in a middle position or state. n.
A substance formed in the course of a chemical reaction or the synthesis of a desired end product that then participates in the the process until it is either deactivated or consumed.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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