leading edge
Definitions
General English
Aviation
- noun the front part of the wing which meets the oncoming air first
Cars & Driving
- noun the forward edge (e.g. of a body panel).
Computing
- noun the first edge of a punched card that enters the card reader
Construction
- The vertical edge of a hinged swinging door or window which is opposite the hinged edge and in proximity to the knob or latch.
Cricket
- noun the edge of the bat that is nearer the bowler as the batsman plays a stroke
Citation ‘Gooch was caught and bowled off a leading edge next morning for 127’ (Berry 1982)
- verb to deflect the ball off the leading edge of the bat
Citation ‘Warne was also … as much as a victim of misfortune as McGrath yesterday. Pietersen miscued him into space on the off, Bell leading-edged him to leg’ (Haigh 2005)
Electronics
- The portion of a pulse waveform which first increases in amplitude. That is, the rising portion. The portion which first decreases is the trailing edge (1).
- The initial portion of a pulse or signal. The latter part is called trailing edge (2).
Publishing
- noun the edge of a sheet of paper which is held by the grippers and goes through the press first
http://www.dictionarycentral.com/definition/leading-edge.html