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  • firth
    firth
    noun
    a long, narrow indentation of the seacoast.
  • Firth
    Firth
    noun
    John Rupert, 1890–1960, English linguist.
Synonyms

firth

1 American  
[furth] / fɜrθ /
Also frith

noun

Chiefly Scot.
  • firths
    plural
  1. a long, narrow indentation of the seacoast.


Firth 2 American  
[furth] / fɜrθ /

noun

  1. John Rupert, 1890–1960, English linguist.


firth British  
/ fɜːθ /

noun

  1. a relatively narrow inlet of the sea, esp in Scotland

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

firth Scientific  
/ fûrth /
  1. A long, narrow inlet of the sea. Firths are usually the lower part of an estuary, but are sometimes fjords.


Other Word Forms

Derived Forms

Inflected Forms

Nouns

Etymology

Origin of firth

First recorded in 1400–50; late Middle English ( Scots ), from Old Norse firth-, stem of fjǫrthr “fjord”

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The Marinera has been in the firth off Burghead, a village on the Moray coast.

From BBC ● Jan. 26, 2026

On the distant horizon was a cluster of faint street lights, a small town hunkered on the far side of the firth.

From The New Yorker ● Jan. 6, 2020

After a slow start County went on to dominate with Ivan Sproule scoring his firth goal in as many starts to give County the lead 11 minutes from the break.

From The Guardian ● Feb. 23, 2013

The firth is a 20-mile- long, eight-mile-wide strip of water dividing the islands with the mainland.

From BusinessWeek ● Jul. 5, 2011

He could see the harbor too, and had watched Merry Midwife make her way down the firth.

From "A Dance with Dragons" by George R. R. Martin

The flux tower has been put in place at Caerlaverock on the Solway Firth.

From BBC ● Oct. 6, 2026

Egerton said it was Firth who was "fatherly and understanding".

From BBC ● Aug. 11, 2026

More than a dozen parks and green spaces in the city will host the two-hour sessions, including Firth Park, Greenhill Park and Gleadless Common.

From BBC ● Jun. 27, 2026

The star director’s latest outerspace-encounter story, starring Emily Blunt, Colin Firth and Josh O’Connor, offers barely a flash of the filmmaker’s usual supernova brilliance.

From The Wall Street Journal ● Jun. 10, 2026

Jason, because he’s handsome in a British film star kind of way, not a Depp or a Pitt, but a Firth, or a Jason Isaacs.

From "The Girl on the Train" by Paula Hawkins

In those days three brothers came out hither, Ingolf, Ufeigh, and Eyvind, and settled those three firths that are known by their names, and there dwelt afterwards.

From The Story of Grettir the Strong by William Morris

From thence they sailed along the eastern coast of the land, into the nearest firths, to a promontory which there projected, and which was everywhere overgrown with wood.

From The Great Events by Famous Historians, Volume 05 (From Charlemagne to Frederick Barbarossa) by Charles F. (Charles Francis) Horne

For you shall granite peaks uprise As old and scornful as your race, And fringed with firths of lucent dyes The jewelled beach your limbs embrace.

From Ionica by William (AKA William Johnson) Cory

Livingstone then continued his journey north-eastward with Oswell to the large village of Linyanti, and shortly after discovered a river so large and mighty that it resembled one of the firths of Scotland.

From From Pole to Pole A Book for Young People by Sven Anders Hedin

Great numbers of this whale are often caught in the deep bays and firths of Shetland and Orkney.

From Old Jack by William Henry Giles Kingston

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