[sur-tuh-fi-key-shuh n, ser-tif-uh-]
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Origin of certification

1400–50; late Middle English certificacio(u)n < Medieval Latin certificātiōn- (stem of certificātiō). See certificate, -ion
Related formsnon·cer·ti·fi·ca·tion, nounpre·cer·ti·fi·ca·tion, nounre·cer·ti·fi·ca·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for certification


  1. the act of certifying or state of being certified
  2. law a document attesting the truth of a fact or statement
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

Word Origin and History for certification

early 15c., "notification;" mid-15c., "demonstration, proof," from Medieval Latin certificationem (nominative certificatio), noun of action from past participle stem of Late Latin certificare (see certify). Meaning "act of providing with a legal certificate" is from 1881.

Online Etymology Dictionary, © 2010 Douglas Harper

certification in Medicine


  1. The reporting to health authorities of those diseases legally required to be reported.
  2. The attainment of board certification in a specialty.
  3. The court procedure by which a patient is committed to a mental institution.
  4. Involuntary mental hospitalization.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.