Definition, Meaning & Synonyms

equinumerous

Adjective

/ˌiːkwəˈnjumərəs/

Definition

Having the same number of elements or members; equal in number.

Examples

In set theory, two sets are equinumerous if there exists a bijective function between them.
The two groups of participants were equinumerous, facilitating a fair comparison in the study.
When the students were divided into equinumerous teams, each team had exactly five members.

Meaning

The term equinumerous is used in mathematics and logic to describe sets that have a one-to-one correspondence, meaning they contain the same quantity or size.