equivalence
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See also: équivalence
English
Alternative forms
Etymology
From French équivalence, from Medieval Latin aequivalentia.
Pronunciation
- (Received Pronunciation, General American, General Australian) IPA(key): /ɪˈkwɪv.ə.ləns/
Noun
equivalence (countable and uncountable, plural equivalences)
- (uncountable) The condition of being equivalent or essentially equal.
- (countable, mathematics) An equivalence relation; ≡; ~
- (uncountable, logic) The relationship between two propositions that are either both true or both false.
- (chemistry) The quantity of the combining power of an atom, expressed in hydrogen units; the number of hydrogen atoms can combine with, or be exchanged for; valency.
- (mathematics) A Boolean operation that is TRUE when both input variables are TRUE or both input variables are FALSE, but otherwise FALSE; the XNOR function.
- (geometry) A number in intersection theory. A positive-dimensional variety sometimes behaves formally as if it were a finite number of points; this number is its equivalence.
- (translation studies) The degree to which a term or text in one language is semantically similar to its translated counterpart.
Derived terms
- autoequivalence
- bioequivalence
- dynamic equivalence
- elementary equivalence
- equivalence class
- equivalence gate
- equivalence of categories
- equivalence principle
- equivalence relation
- false equivalence
- formal equivalence
- functional equivalence
- genomic equivalence
- inequivalence
- Knuth equivalence
- Morita equivalence
- nonequivalence
- photoequivalence
- phytoequivalence
- quasiequivalence
- Ricardian equivalence
- ringer equivalence number
- row-equivalence
- strong equivalence principle
Related terms
Translations
condition of being equivalent
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equivalence relation
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relationship between two propositions
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quantity of the combining power of an atom — see valency
Boolean operation
number in intersection theory
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degree to which a term or text is similar
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Verb
equivalence (third-person singular simple present equivalences, present participle equivalencing, simple past and past participle equivalenced)
- (transitive) To be equivalent or equal to; to counterbalance.
- 1646, Thomas Browne, Pseudodoxia Epidemica, London: Edw. Dod & Nath. Ekins, published 1650, Book I, p. 25:
- whether the transgression of Eve seducing, did not exceed that of Adam seduced, or whether the resistibility of his reason did not equivalence the facility of her seduction, we shall referre it unto the Schoolman.
- 1647, Tobie Matthew, A Missive of Consolation sent from Flanders, to the Catholikes of England, Louvain, page 53:
- every one being struck with wonder at the vertue and patience of the sufferers, began to think that worthy the enquiring into, which men thought so much better worth then their lives; and these reflections converted more then the best verball expressions, to such auditors, as thought life not to be equivalenced by any compensation.