1
: any of a genus (Abies) of north temperate evergreen trees of the pine family that have flattish leaves, circular leaf scars, and erect female cones and are valued for their wood
also : any of various conifers (such as the Douglas fir) of other genera
2
: the wood of a fir

Examples of fir in a Sentence

Recent Examples on the Web
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Permit holders can choose between pine, fir, and cedar varieties. — Anne Ewbank, Sacbee.com, 1 Nov. 2026 This includes a salty mineral accord, ivy accord and fir balsam absolute. — Jennifer Weil, Footwear News, 27 Oct. 2026 Serviette’s Byronic Hero features a fir balsam note at the heart, deepened by oud and patchouli. — Loren Savini, Allure, 27 Oct. 2026 And towering over it all is the hotel’s 25-foot live Balsam fir, grown especially for The Adolphus and decorated with more than 750 ornaments—a suitably grand centerpiece for a hotel that doesn’t exactly do Christmas quietly. — Alexandra Emanuelli, Southern Living, 26 Oct. 2026 See All Example Sentences for fir

Word History

Etymology

Middle English, from Old English fyrh; akin to Old High German forha fir, Latin quercus oak

First Known Use

before the 12th century, in the meaning defined at sense 1

Time Traveler
The first known use of fir was before the 12th century

Browse Nearby Words

Cite this Entry

“Fir.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fir. Accessed 10 Nov. 2026.

Kids Definition

1
: any of various usually large evergreen trees related to the pines some of which yield useful lumber or resins
2
: the wood of a fir

Medical Definition

: any tree of the genus Abies see balsam fir

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