# ræð tala

## Icelandic[edit]

### Etymology[edit]

From *ræð* the feminine of *ræður* (“rational”) and *tala* (“number”).

### Noun[edit]

**ræð tala** f (*genitive singular* **ræðrar tölu**, *nominative plural* **ræðar tölur**)

- (mathematics, arithmetic) a rational number; a real number that can be expressed as the ratio of two integers
^{ant.}

#### Antonyms[edit]

- (rational number):
^{ def.}óræð tala

#### Derived terms[edit]

- svið ræðra talna (field of rational numbers)