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  • fir
    fir
    noun
    any coniferous tree belonging to the genus Abies, of the pine family, characterized by its pyramidal style of growth, flat needles, and erect cones.
  • FIR
    FIR
    abbreviation
    far-infrared radiation.
Synonyms

fir

1 American  
[fur] / fɜr /

noun

firs plural
  1. any coniferous tree belonging to the genus Abies, of the pine family, characterized by its pyramidal style of growth, flat needles, and erect cones.

  2. the wood of such a tree.


FIR 2 American  

abbreviation

  1. far-infrared radiation.


fir British  
/ fɜː /

noun

  1. any pyramidal coniferous tree of the N temperate genus Abies , having single needle-like leaves and erect cones: family Pinaceae See also red fir silver fir balsam fir

  2. any of various other trees of the family Pinaceae , such as the Douglas fir

  3. the wood of any of these trees

"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

Other Word Forms

Noun Inflected Forms

Etymology

Origin of fir

1250–1300; Middle English firre, Old English fyrh; cognate with Old Saxon furie; akin to Old English furh- (in fuhrwudu pine), Old Norse fura fir, Latin quercus oak (< *perkwu- )

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.

Celtic's late penalty at Motherwell was the correct decision but Hearts were wrongly denied a spot-kick at Fir Park, the Scottish FA's head of refereeing has said.

From BBC • May 29, 2026

The incident at Fir Park, which involved VAR, was the latest in a series of controversial refereeing decisions as the Scottish Premiership title race reaches its conclusion.

From BBC • May 15, 2026

It was markedly quicker at Fir Park, though there was only one thing to review.

From BBC • May 14, 2026

That business at Fir Park on Saturday has rattled him, though.

From BBC • May 13, 2026

All the Fomorians, Fir Bolg, Tuatha de Danaan, Old People and others waved to them without the least suspicion from cliffs, currachs, mountains, bogs and shell-mounds.

From "The Once and Future King" by T. H. White

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