equality relation
nounUK /ɪˈkwɒlɪti rɪˈleɪʃən/
US /ɪˈkwɑːləti rɪˈleɪʃən/
A rule that says two things are the same in some way.
In math class, we learned that the equality relation lets us say 3 + 2 equals 5.
RELATED WORDS
OTHER MEANINGS
2. In mathematics, a relation that is reflexive, symmetric, and transitive, such as equality between numbers.
The equality relation on the set of integers is reflexive because every number equals itself.
3. In logic, the relation that holds between two expressions when they denote the same object.
The statement 'a = b' expresses the equality relation between the terms a and b.
4. A social or legal principle that all people are treated the same.
The equality relation between citizens is protected by the constitution.