Icelandic

Numeral

þrettán

1. (cardinal) thirteen; the cardinal number after tólf and before fjórtán.

   Það eru þrettán jólasveinar í íslenskum þjóðsögum.‎

   There are thirteen Yule Lads in the Icelandic legends.

Related terms

• (ordinal form) þrettándi

Old Norse

Etymology

From Proto-Germanic *þritehun. Compare Old Saxon thriutein, Old Frisian thretīne, Old English þreotīene, Old High German drīzehan, Gothic 𐌸𐍂𐌹𐍄𐌰𐌹𐌷𐌿𐌽 ‎(þritaihun).

Numeral

þrettán

1. (cardinal) thirteen

Descendants