[ lee-ding ]
/ ˈli dɪŋ /
Aeronautics. the edge of an airfoil or propeller blade facing the direction of motion.
something that is or represents the most advanced or innovative aspect of a field, activity, profession, etc.; forefront; vanguard: the leading edge of technology.
Origin of leading edge
First recorded in 1875–80
Related formslead·ing-edge, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for leading edge
/ (ˈliːdɪŋ) /
the forward edge of a propeller blade, aerofoil, or wingCompare trailing edge
electrical engineering the part of a pulse signal that has an increasing amplitude
- the leading position in any field
- (as modifier)leading-edge technology
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012