leading edge

[ lee-ding ]
/ ˈli dɪŋ /

noun

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

OTHER WORDS FROM leading edge

lead·ing-edge, adjective

Example sentences from the Web for leading edge

British Dictionary definitions for leading edge

leading edge
/ (ˈliːdɪŋ) /

noun

the forward edge of a propeller blade, aerofoil, or wing Compare trailing edge
electrical engineering the part of a pulse signal that has an increasing amplitude
  1. the leading position in any field
  2. (as modifier)leading-edge technology