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An airplane with wings placed above each other in three levels.
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.


(Aeronautics) an aeroplane having three wings arranged one above the other
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


an airplane with three sets of wings.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.


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Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
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During its development, its original four engines were increased to six and to accommodate the last two another wing was added, making the machine a triplane. The massive plane had a 141-ft wingspan and stood nearly forty feet tall.
There are two unique ankle fracture types seen in children during an 18-month transitional period in which the physis is fusing: the juvenile Tillaux and triplane fractures.
Visually estimated ejection fraction by two dimensional and triplane echocardiography is closely correlated with quantitative ejection fraction by real-time three-dimensional echocardiography.
When I have shot down an Englishman, my hunting passion is satisfied for a quarter of an hour." Richthofen eventually shot down 80 enemy aircraft (the highest tally of any World War I fighter pilot), most of them in his scarlet Fokker triplane, which became his trademark and was the origin of his nickname, "The Red Baron."
He was appointed chief pilot on the Tarrant Tabor, a huge British triplane that had been designed towards the end of the First World War with a view to bombing Berlin.
Winkler, "The mature two-plane and triplane fracture: transitional fractures of the distal tibia combined with typical fracture patterns of adults," Unfallchirurg, vol.
TR MRI/US fusion was performed using a 3D triplane TR ultrasound system (BK Medical, Analogic Ultrasound Group, Pro Focus, Transducer 8818, 9 MHz) solely operating with the side-fire function.
The German pilot flew a red Fokker triplane and was credited with 80 kills before he was shot down over the Somme and died at the age of 25.
There is much information on the work of Dutch airplane designer Anthony Fokker and his Triplane and Fokker F.III.
Well-known fighters, such as the Sopwith Camel, Fokker Triplane, Messerschmitt Bf 109, Mitsubishi Zero, North American Mustang, and Supermarine Spitfire, are familiar even to the most non-aviation-minded persons.