leading edge

[lee-ding]

noun

1. Aeronautics.,  the edge of an airfoil or propeller blade facing the direction of motion.

2. something that is or represents the most advanced or innovative aspect of a field, activity, profession, etc.; forefront; vanguard.

   the leading edge of technology.

leading edge

/ ˈliːdɪŋ /

noun

1. the forward edge of a propeller blade, aerofoil, or wing Compare trailing edge

2. electrical engineering the part of a pulse signal that has an increasing amplitude

3. 1. the leading position in any field

   2. ( as modifier )

      leading-edge technology

Other Word Forms

• leading-edge adjective

Word History and Origins

Origin of leading edge¹

First recorded in 1875–80

Related Words

• cutting edge 
• forefront 
• vanguard