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leading edge

[lee-ding] /ˈli dɪŋ/
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.
Origin
1875-1880
1875-80
Related forms
leading-edge, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for leadingedge

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
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
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