óræð tala

== Icelandic == === Etymology === Literally, “irrational number”. === Noun === óræð tala f (genitive singular óræðrar tölu, nominative plural óræðar tölur) (mathematics, arithmetic, not comparable) an irrational number; any real number that cannot be expressed as a ratio of two integers Antonym: ræð tala ==== Declension ====