equiv·​a·​len·​cy | \i-ˈkwiv-lən(t)-sē, -ˈkwi-və-\
plural equivalencies

Definition of equivalency 

2 : a level of achievement equivalent to completion of an educational or training program a high school equivalency certificate

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Examples of equivalency in a Sentence

as long as there's a rough equivalency in the armaments of the two countries, neither is likely to attack the other

Recent Examples on the Web

Opining moral equivalency for the Nazis of Charlottesville provided a huge boost to the worst elements in our country. WSJ, "Millennia Late: Time to End Anti-Semitism," 1 Nov. 2018 Trump’s expressions of moral equivalency between the United States and Russia, feverish conspiracy theorizing and attacks against his fellow Americans on stage with Vladimir Putin must have sounded pitiful to most. Chris Stirewalt, Fox News, "Putin or the Democrats? For some today it's not so easy," 19 July 2018 The first step, a high school equivalency exam, put her on more equal footing with former classmates. cleveland.com, "High school dropouts find their own paths to college (NerdWallet)," 3 Feb. 2018 At the Tallahassee facility, the number of inmates earning high school equivalency credentials dropped by nearly 60 percent from fiscal year 2016 to 2017, according to bureau documents, mirroring a decline in prisons across the country. New York Times, "Safety Concerns Grow as Inmates Are Guarded by Teachers and Secretaries," 17 June 2018 After Oregon, at 20, Keyes took a high school equivalency test and joined the Army. Michelle Theriault Boots, Anchorage Daily News, "Unsealed interviews detail two lives of Alaska serial killer Israel Keyes," 10 July 2012 The two-year program hires, trains and mentors sometimes-troubled individuals seeking credentials in building maintenance as well as their high school equivalency certificates. Susan Stocker, Sun-Sentinel.com, "Rehab at historic New River Inn helps apprentices rebuild their lives," 8 June 2018 Using tolerance itself as a basis to countenance the spread of limitations on that tolerance amounts to a flawed equivalency in this case, a rhetorical snake choking on its tail. Rena Gross, Billboard, "'The Handmaid's Tale': Season 2, Episode 6 Recap - 12 Haunting Moments From 'First Blood'," 23 May 2018 Without those samples, generic drug makers cannot perform bio-equivalency testing necessary for regulatory approval. Beth Mole, Ars Technica, "FDA has named names of pharma companies blocking cheaper generics [Updated]," 17 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'equivalency.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of equivalency

1535, in the meaning defined at sense 1

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Last Updated

16 Nov 2018

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Time Traveler for equivalency

The first known use of equivalency was in 1535

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More Definitions for equivalency



English Language Learners Definition of equivalency

: a level of achievement that is considered to be on the same level as finishing a course of study


equiv·​a·​len·​cy | \-lən-sē \
plural equivalencies

Medical Definition of equivalency 

More from Merriam-Webster on equivalency

Thesaurus: All synonyms and antonyms for equivalency

Britannica.com: Encyclopedia article about equivalency

Comments on equivalency

What made you want to look up equivalency? Please tell us where you read or heard it (including the quote, if possible).


the figure or shape of a crescent moon

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