Where does “Oslo” come from?

Oslo, the capital of Norway, derives from Old Norse Óslo, of uncertain origin and meaning.

Oslo (English): Formerly called Christiania and Kristiania

Definitions

  1. Formerly called Christiania and Kristiania

Ancestry of “Oslo”, step by step

StepLanguageWordMeaning
1NorwegianOslo—
2Old NorseÓsló—
3Proto-Germanicansuzdeity, god; name of the A-rune
4Old High Germanhelmhelmet
5Proto-West Germanichelmhelmet
6Proto-Germanichelmazhelmet
7Proto-Germanichalmazhalm; stem; stalk; straw; hay
8Proto-Indo-Europeanḱolh₂mosstalk
9Proto-Indo-Europeanḱelh₂-to pierce, strike; to stick; prick; stab

Words derived from “Oslo”

Every word from Proto-Indo-European ḱelh₂- →Every word from Proto-Indo-European ḱolh₂mos →Every word from Proto-Germanic halmaz →