# coterminal

Definition from Wiktionary, the free dictionary

## Contents

## English[edit]

### Etymology[edit]

### Noun[edit]

**coterminal** (*plural* **coterminals**)

- (aviation) One of a number of terminals or airports which are interchangeable for the purposes of ticketing.

### Adjective[edit]

**coterminal** (*not comparable*)

- (geometry, of two angles) Differing only by a whole number of complete circles.
*When you try to draw two***coterminal**angles on a circle, you will find that you only get one line.

- (category theory) Describing an object in a category, such that there is precisely one morphism that maps that object to every object in the category.
- (university education, of a student) Simultaneously studying towards two or more separate degrees.
**coterminal**student

#### Synonyms[edit]

- (category theory): initial

#### Antonyms[edit]

- (category theory): terminal

#### Translations[edit]

differing only by a whole number of complete circles

of an object, having precisely one morphism that maps it to every angle in its category

studying towards two or more degrees