Meaning & use
winglet
Last updated
A small, upward-angled extension at the tip of an aircraft wing, designed to reduce drag and improve fuel efficiency.
See it in a sentence
The new aircraft's winglets help it burn significantly less fuel on long flights.
You can often identify a plane's manufacturer just by the shape of its winglets.
A note on using this word
Winglets work by reducing the swirling air, or "wingtip vortices," that form at the end of a wing, which otherwise waste energy and increase drag.
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