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.
AI users are the leading edge of the margin recovery under way.
From Barron's ● Jun. 30, 2026
The company is the leading edge of what could be the space economy.
From The Wall Street Journal ● Jun. 12, 2026
Observations show that the galaxy's rotating gas disk appears shortened and compressed along its leading edge.
From Science Daily ● Jun. 1, 2026
Board of Education was on the leading edge by adopting an on-campus student cellphone ban in June 2024.
From Los Angeles Times ● May 20, 2026
Over the past 100 million years as it has drifted north toward Asia, its leading edge has sunk by some six hundred feet.
From "A Short History of Nearly Everything" by Bill Bryson
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.
