If there is equivalence between two things, they have the same use, function, size, or value.
...the equivalence of science and rationality. [+ of]
Synonyms: equality, correspondence, agreement, similarity More Synonyms of equivalence
equivalence in British English
(ɪˈkwɪvələns) or equivalency
noun
1.
the state of being equivalent or interchangeable
2. mathematics, logic
a.
the relationship between two statements, each of which implies the other
b. 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 –(p ∧ q) ≡ –p ∨ –q
equivalence in American English
(iˈkwɪvələns; ɪˈkwɪvələns)
noun
1.
the condition of being equivalent; equality of quantity, value, force, meaning, etc.
2. Chemistry
equality of combining capacity; the principle that different weights of different substances are equivalent in chemical reactions
Also eˈquivalency
Word origin
Fr équivalence < ML aequivalentia
Examples of 'equivalence' in a sentence
equivalence
They have become the masters of false equivalence.
Times, Sunday Times (2016)
It is not a case of moral equivalence, it is just a way of looking at the scales.
Times, Sunday Times (2016)
(noun)
the equivalence of science and rationalism
Synonyms
equality
They advocate the unconditional equality of incomes.
correspondence
correspondences between Eastern religions and Christianity
agreement
The results are generally in agreement with these figures.
similarity
the astonishing similarity between my brother and my eldest son
identity
parallel
There are parallels between the two novels.
match
parity
Women have yet to achieve wage parity with men in many fields.
conformity
likeness
These stories have a startling likeness to one another.
sameness
He grew bored by the sameness of the speeches.
parallelism
evenness
synonymy
alikeness
interchangeableness
Additional synonyms
in the sense of agreement
The results are generally in agreement with these figures.
Synonyms
correspondence,
agreeing,
accord,
similarity,
consistency,
analogy,
accordance,
correlation,
affinity,
conformity,
compatibility,
congruity,
suitableness
in the sense of conformity
Definition
likeness
Synonyms
likeness,
agreement,
harmony,
similarity,
correspondence,
resemblance,
affinity,
consonance (formal),
congruity
in the sense of correspondence
Definition
relationship or similarity
correspondences between Eastern religions and Christianity