firth
noun /fɜːθ/
/fɜːrθ/
- (especially in Scottish place names) a narrow area of the sea that runs a long way into the land, or a part of a river where it flows into the sea
- the Moray Firth
- the Firth of Clyde
Word OriginMiddle English (originally Scots), from Old Norse fjǫrthr. Compare with fjord.