horisonten is the masculine singular definite of horisont.

horisontN

Kven

taivhaanrantaN

Norwegian Bokmål – Kvendict-nob-fkv/src/N_nobfkv.xml:109720Edit on GitHub Suggest

albmeravdaN

Norsk-nordsamisk ordbokdict-nob-sme/src/N_nobsme.xml:207292Edit on GitHub Suggest

Case	Sg	Pl
Indef	horisont	horisonter
Def	horisonten	horisontene