# Trondheim

> English word · Proper noun · IPA /ˈtɹɒndhaɪm/ · frequency rank #53,923

## Definitions
1. A city and municipality in Trøndelag county (formerly Sør-Trøndelag), Norway. It is the third largest city in Norway after Oslo and Bergen.

## Etymology
From Norwegian Trondheim, from Old Norse Þróndheimr. Doublet of Throndham and Throwendham. Ultimately from Proto-Indo-European *trew(H)- (“to nourish, to grow”), thus referring to the unusual warm-summer climate of this inland fjord. Compare Old English þryþ.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/trondheim