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1. A small or rudimentary wing.
2. A short, almost vertical stabilizing fin projecting from the tip of an aircraft wing.
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.


1. (Zoology) a small wing, esp the bastard wing of a bird
2. (Aeronautics) a small wing placed at the tip of the main wing of an aircraft and perpendicular to it, designed to reduce the aircraft's vortex drag
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈwɪŋ lɪt)

1. a little wing.
2. alula.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
'The Split Scimitar Winglet uses existing blended winglet technology but adds new aerodynamic Scimitar tips, designed in a sideways V shape, further increasing the efficiency of the aircraft,reducing the amount of fuel we burn and cutting our carbon emissions,' Stuart Aggs, acting chief operations officer at Virgin Australia, explained.
Aviation Partners Boeing (APB) product, a retrofit of the existing Blended Winglets, is the most advanced technology winglet ever produced, offering unprecedented fuel savings and carbon emissions reductions for the world's most popular commercial aircraft.
According to a spokesperson for the airline, the winglet of one plane 'came into contact' with the winglet of another plane on the tarmac of the airport.
My study compares the performance of a symmetrical and a flat-bottomed airfoil to those with a winglet added to the blade tip.
The newly patented design adapts Blended Winglets by replacing the aluminum winglet tip cap with a new aerodynamically shaped winglet tip cap and by adding a ventral strake.
The wingtip on the SAA plane scraped against the side of the winglet on the Air Namibia plane (the winglet is a small fin attached to the end of the wing which helps to lower the fuel consumption by streamlining the air as it flows over the tapered end of the wing).
Dubai: Toyota has announced public sidewalk demonstration trials of the "Winglet", a personal transport assistance robot developed by the company, in Japan's Tsukuba City, to assess its safety and practicality for moving among pedestrians.
Auto Business News-July 29, 2013--Toyota starts three-year trial of 'Winglet'(C)1994-2013 ENPublishing -
Toyota City, Japan, July 23, 2013 - (JCN Newswire) - The City of Tsukuba (Tsukuba) in Ibaraki Prefecture, Japan and Toyota Motor Corporation (TMC) are to begin public sidewalk demonstration trials tomorrow of the "Winglet", a TMC-developed personal transport assistance robot ridden in a standing position.
Boeing unveiled a new "advanced technology winglet" design for the 737 MAX yesterday, saying that it will provide up to an additional 1.5% fuel-burn advantage on top of the 10- to 12% improvement already advertised for the re-engined narrow body.
Provider of advanced Winglet technology Aviation Partners Inc (API) on Monday announced that as of 14:56 PST on 15 January 2012 its Blended Winglet Technology is estimated to have saved the worlds commercial and business aircraft operators three billion gallons of jet fuel.