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equivalency

[ih-kwiv-uh-luh n-see] /ɪˈkwɪv ə lən si/
noun, plural equivalencies.
1.
equivalence (defs 1, 2).
Origin of equivalency
1525-1535
1525-35; < Medieval Latin aequivalentia. See equivalent, -ency
Related forms
nonequivalency, noun
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Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for equivalency

equivalence

/ɪˈkwɪvələns/
noun
1.
the state of being equivalent or interchangeable
2.
(maths, logic)
  1. the relationship between two statements, each of which implies the other
  2. Also called biconditional. the binary truth-function that takes the value true when both component sentences are true or when both are false, corresponding to English if and only if. Symbol: ≡ or ↔, as in –(pq) ≡ –p ∨ –q

equivalency

/ˌɛkwɪˈveɪlənsɪ/
noun
1.
(chem) the state of having equal valencies
Derived Forms
equivalent, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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