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equivalency

[ih-kwiv-uh-luh n-see]
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noun, plural e·quiv·a·len·cies.
  1. equivalence(defs 1, 2).
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Origin of equivalency

From the Medieval Latin word aequivalentia, dating back to 1525–35. See equivalent, -ency
Related formsnon·e·quiv·a·len·cy, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for equivalency

equivalency

equivalence

noun
  1. chem the state of having equal valencies
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Derived Formsequivalent, adjective
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