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 is the leading edge of a system that lacks accountability, effective monitoring, and prioritizes inputs rather than outcomes.”
From Los Angeles Times ● Sep. 15, 2026
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
Smith, so often Australia's talisman, chipped a leading edge straight back to the off-spinner to depart for 44 and leave his side 122-4 in their second innings.
From BBC ● Aug. 15, 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
Being on the leading edge of integration was not for the faint of heart.
From "Hidden Figures" by Margot Lee Shetterly
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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.