FIR
fir, fir tree, true fir
(noun) any of various evergreen trees of the genus Abies; chiefly of upland areas
fir
(noun) nonresinous wood of a fir tree
Source: WordNet® 3.1
Adjective
FIR (not comparable)
(signal processing, of a filter) Initialism of finite impulse response; that has impulse response (or response to any finite length input) of finite duration.
Noun
FIR (countable and uncountable, plural FIRs)
(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
Initialism of first information report.
(uncountable) Abbreviation of far infrared or far infrared radiation.
Anagrams
• Fri, IFR, IRF, RFI, RIF, Rif, rif
Etymology
Noun
fir (countable and uncountable, plural firs)
(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.
Synonyms
• (all countable senses): fir tree
Anagrams
• Fri, IFR, IRF, RFI, RIF, Rif, rif
Source: Wiktionary
Fir, n. Etym: [Dan. fyr, fyrr; akin to Sw. furu, Icel. fura, AS. furh in furhwudu fir wood, G. föhre, OHG. forha pine, vereheih a sort of oak, L. quercus (Bot.)
Definition: A genus (Abies) of coniferous trees, often of large size and elegant shape, some of them valued for their timber and others for their resin. The species are distinguished as the balsam fir, the silver fir, the red fir, etc. The Scoth fir is a Pinus.
Note: Fir in the Bible means any one of several coniferous trees, including, cedar, cypress, and probably three species of pine. J. D. Hooker.
Source: Webster’s Unabridged Dictionary 1913 Edition
Word of the Day
18 November 2024
AWRY
(adjective) not functioning properly; “something is amiss”; “has gone completely haywire”; “something is wrong with the engine”
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