Meaning

noun a long narrow inlet of the sea between steep cliffs; common in Norway

originUnadapted borrowing from Norwegian fjord, from Old Norse fjǫrðr, from Proto-Germanic *ferþu, *ferþuz (“inlet, fjord”), from Proto-Indo-European *pértus (“crossing”), from *per- (“to carry forth”) + *-tus (suffix forming action nouns from verb roots). Doublet of firth, ford, port, and fjard.

Etymology from Wiktionary, CC BY-SA 3.0