# one-to-many

Definition from Wiktionary, the free dictionary

## English[edit]

### Adjective[edit]

**one-to-many** (*not comparable*)

- (mathematics, of a function) Having the property that the same argument may yield multiple values, but different arguments never yield the same value.
- (mathematics, logic, of a relationship between two sets) having the property that an element of one set may be assigned by the relationship to several elements in the other set, but that a given element in the second set can have only one member of the first set assigned to it.
*"Being a genetic mother of" is a***one-to-many**relation from the set of cats to the set of cats.

- From a single source to multiple recipients.
*Traditional mass media, both print and broadcast, are forms of***one-to-many**communications.

#### Synonyms[edit]

- (mathematics, logic): one-many