leading edge
Americannoun
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Aeronautics. the edge of an airfoil or propeller blade facing the direction of motion.
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something that is or represents the most advanced or innovative aspect of a field, activity, profession, etc.; forefront; vanguard.
the leading edge of technology.
noun
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the forward edge of a propeller blade, aerofoil, or wing Compare trailing edge
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electrical engineering the part of a pulse signal that has an increasing amplitude
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the leading position in any field
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( as modifier )
leading-edge technology
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Other Word Forms
Etymology
Origin of leading edge
First recorded in 1875–80
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
It seemed more likely to Egan that the Betterment survey was catching the leading edge of a troubling mindset shift.
From MarketWatch ● Aug. 20, 2026
Kerr, who is originally from Glasgow, said Stott was at the "leading edge" on installing new data centres in satellites, and even on the lunar surface.
From BBC ● Jul. 30, 2026
“AI users are thus the leading edge of the margin recovery underway across XRT,” he writes, and the stocks should eventually reflect that.
From Barron's ● Jun. 29, 2026
Unyx 07 sedan—the first of over 20 new models planned this year—though analysts note these vehicles still lag behind the leading edge of Chinese automotive technology.
From The Wall Street Journal ● Jun. 9, 2026
To grab their share, the pigeons at the rear constantly fluttered over the heads of their compatriots and landed at the leading edge of the front.
From "1491" by Charles C. Mann
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
