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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There were accordions and tambourines, and a giant fir tree that, one year, toppled under its own weight. Lizzie Johnson, New Yorker, 25 Apr. 2026 The 34-mile road winds through several ecosystems from cove hardwood to northern hardwood to pine oak to spruce fir. Tara Massouleh McCay, Southern Living, 8 June 2026 Luna is powdery and light, with orange blossom, jasmine and cooling fir balsam, all warped in a delicate rose. Emily Kelleher, InStyle, 27 June 2026 Other samples contained alder and ash, more common to rivers, as well as fir and beech more typical of the mountain regions of Istria and Dalmatia. ArsTechnica, 2 May 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 7 Jul. 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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