fir

IPA: fˈɝ

(chiefly countable) A conifer of the genus Abies.
(chiefly countable) Any pinaceous conifer of related genera, especially a Douglas fir (Pseudotsuga) or a Scots pine (Pinus sylvestris).
(uncountable) Wood of such trees.
(aviation) Initialism of flight information region; a specified region of airspace in which a flight information service (FIS) and an alerting service (ALRS) are provided [(aviation) A specified region of airspace in which a flight information service and an alerting service are provided.]
(South Asia, Singapore, law enforcement) Initialism of first information report.
(uncountable) Abbreviation of far infrared or far infrared radiation.

(signal processing, of a filter) Initialism of finite impulse response; that has impulse response (or response to any finite length input) of finite duration.

Examples of "fir" in Sentences

Linoleum covers the original fir flooring.
The fir is the provincial tree of this area.
The balsam fir is the provincial tree of New Brunswick.
The top of the bluff is covered by fir trees and underbrush.
The lake is surrounded by pine and fir forests in the Cascade Mountains.
The vegetation, especially in the east of the island is mainly fir trees.
The lower hills in the south of the park are covered by forests of fir trees.
The larvae feed on various broadleaf trees and shrubs, but mainly Douglas Fir.
The most common tree is the fir, which was originally not native to the region.
She said the white pine is known as a quot;friendly quot; fir because it doesn't inflect pain like other sharp or abrasive pine varieties.