EQUIVALENCE

Pronunciation (US):

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IPA (US):

 Dictionary entry overview: What does equivalence mean? 

• EQUIVALENCE (noun)
  The noun EQUIVALENCE has 3 senses:

1. a state of being essentially equal or equivalent; equally balanced

2. essential equality and interchangeability

3. qualities that are comparable

  Familiarity information: EQUIVALENCE used as a noun is uncommon.

 Dictionary entry details 

• EQUIVALENCE (noun)

Sense 1

Meaning:

A state of being essentially equal or equivalent; equally balanced

Classified under:

Nouns denoting stable states of affairs

Synonyms:

equality; equation; equivalence; par

Context example:

on a par with the best

Hypernyms ("equivalence" is a kind of...):

position; status (the relative position or standing of things or especially persons in a society)

Hyponyms (each of the following is a kind of "equivalence"):

egalite; egality (social and political equality)

tie (equality of score in a contest)

Sense 2

Meaning:

Essential equality and interchangeability

Classified under:

Nouns denoting attributes of people and objects

Hypernyms ("equivalence" is a kind of...):

equality (the quality of being the same in quantity or measure or value or status)

Hyponyms (each of the following is a kind of "equivalence"):

parity (functional equality)

Antonym:

nonequivalence (not interchangeable)

Derivation:

equivalent (being essentially equal to something)

Sense 3

Meaning:

Qualities that are comparable

Classified under:

Nouns denoting attributes of people and objects

Synonyms:

comparability; compare; comparison; equivalence

Context example:

beyond compare

Hypernyms ("equivalence" is a kind of...):

alikeness; likeness; similitude (similarity in appearance or character or nature between persons or things)

 Context examples 

A gene that does not exhibit equal expression of both alleles due to repression or inactivation, resulting in the genetic non-equivalence of mammalian paternal and maternal genomes.

(Imprinting Gene, NCI Thesaurus)

A protein encoded by a gene that does not exhibit equal expression of both alleles due to repression or inactivation, resulting in the genetic non-equivalence of mammalian paternal and maternal genomes.

(Imprinted Protein, NCI Thesaurus)

There is a defined equivalence between the Frame of Reference of the Registration SOP instance and the Frame of Reference of the referenced images.

(Frame of Reference Identity, NCI Thesaurus/DICOM)

The FDA bases evaluations of substitutability, or therapeutic equivalence of a generic drug on scientific evaluation.

(Generic Drug, NCI Thesaurus)

International Bureau of Weights and Measures (BIPM, for Bureau International des Poids et Mesures) is the agency which was given authority by diplomatic treaty the Convention of the Metre to maintain the International System of Units and to act in matters of world metrology, particularly concerning the demand for measurement standards of ever increasing accuracy, range and diversity, and the need to demonstrate equivalence between national measurement standards.

(International Bureau of Weights and Measures, NCI Thesaurus)

They are also referred to as anthropomorphic phantoms. (2) Phantoms that are used for standardization and inter-comparison of various radiation conditions are often referred to as Standards. (3) Reference Phantoms include phantoms used to derive radiation dose calculations, mineral density equivalences or other similar type measurements.

(Imaging Phantoms, NCI Thesaurus)