equivalence

Fetched 2026-10-26 (cache).

Synonyms: equivalency, equivalent, esquivalience, equivalents, equibalance, equivalences

Antonyms: equivalency, equivalent, esquivalience, equivalents, equibalance, equivalences

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|uncountable}} The condition of being [[equivalent]] or [[essentially]] [[equal]]: the status of being [[interchangeable]].
2. {{lb|en|uncountable|logic}} The [[relationship]] between two [[proposition]]s that are either [[both]] [[true]] or both [[false]].
3. {{lb|en|countable|mathematics}} An [[equivalence relation]]; [[≡]]; [[~]].
4. {{lb|en|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.
5. {{lb|en|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.
6. {{lb|en|chemistry}} The quantity of the combining power of an [[atom]], expressed in [[hydrogen]] [[unit]]s; the number of hydrogen atoms can combine with, or be exchanged for; [[valency]].
7. {{lb|en|music}} The state of two notes being separated by one octave or the similarity of two such notes.
8. {{lb|en|translation studies}} The [[degree]] to which a [[term]] or [[text]] in one language is [[semantically]] [[similar]] to its translated counterpart.
9. {{lb|en|prosody}} The principle that one long syllable is equal to two short ones.

Verb

1. {{lb|en|transitive}} To be [[equivalent]] or [[equal]] to; to [[counterbalance]].

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.