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also gerfalcon  (jûr′făl′kən, -fôl′-, -fô′-)
A large black, gray, or white falcon (Falco rusticolus) that breeds in Arctic and subarctic regions and sometimes migrates to northern North America and Eurasia. It is highly valued in falconry.

[Middle English girfaucoun, from Old French girfaut, gerfaucon : Old High German gīr, vulture + Old French faucon, falcon; see falcon.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ˈdʒɜːˌfɔːlkən; -ˌfɔːkən) or


(Animals) a very large rare falcon, Falco rusticolus, of northern and arctic regions: often used for hunting
[C14: from Old French gerfaucon, perhaps from Old Norse geirfalki, from geirr spear + falki falcon]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈdʒɜrˌfɔl kən, -ˌfæl-, -ˌfɔ kən)

a large falcon, Falco rusticolus, of arctic and subarctic regions, having white to dark color phases.
[1300–50; Middle English gerfaucon, jerfacoun < Old French, =ger- (probably < Old High German gīr vulture; compare lammergeier) + faucon falcon; compare Old Norse geirfalki]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.gyrfalcon - large and rare Arctic falcon having white and dark color phasesgyrfalcon - large and rare Arctic falcon having white and dark color phases
falcon - diurnal birds of prey having long pointed powerful wings adapted for swift flight
Falco, genus Falco - a genus of Falconidae
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Plasma chemistry reference values in the gyr falcon (Falco rusticolus).
Ynys Enlli also hosted a possible Gyr Falcon and a Siberian Chiffchaff.
If a gyr falcon is like a Ferrari and a peregrine is like a Porsche, the merlin would be well represented by an Austin Healey or MG -- Small, fast, maneuverable, easy.
Concerning the different categories of the competition, Al Mazrouei stated two categories, namely the Gyr falcon and its different types such as the three-quarters, 8/7, Al Qurmousha Gyr and the pure Gyr, as well as the category of the Shahin falcon (Peregrine) and all its types, such as the Shahin Gyr, and the Wakri Gyr.
Lightning - a cross between a European Gyr falcon and a North American Prairie Falcon - failed to return to his wrist.
AT the second International Festival of Falconry held at Englefield Estate in Reading, UK, HRH Prince Andrew, the Duke of York was presented with a white female gyr falcon on behalf of Abu Dhabi by HH Sheikh Sultan bin Tahnoon Al Nahyan, chairman of Abu Dhabi Tourism Authority.
The gyr falcon, the largest of all falcons, was tethered in the unlocked cab of an Iveco lorry near to Dordon Hall Farm, in Dordon, near Atherstone.
The male Gyr falcon, named Goose, was the last bird performing in the show on Glasgow Green.
Also in the news last week, was the so-called "White-Faced" Gyr Falcon, captured exhausted on a ship in the North Sea.
A few lucky people in Scotland's Northern Isles have spotted a Gyr Falcon from the Arctic.
The unsettled weather has grounded migrating warblers, and I've had a great couple of mornings at RSPB Conwy with Lesser Whitethroats and Reed Warblers A white Gyr Falcon on Bardsey would have been bird of the week, but its falconers' jesses were soon spotted; amazingly, the same bird was on Skomer island two days previously.
Ornitholo-gists carbondated guano and debris from gyr falcon nests and found one up to 2,740 years old.