leading edge

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lead·ing edge

1. Nautical The edge of a sail that faces the wind.
2. The front edge of an airplane propeller blade or wing.
a. The foremost position in a trend or movement; the vanguard: "a company on the leading edge of machine-tool technology" (Christian Science Monitor).
b. Someone or something occupying such a position: "Together they are the leading edge of a new wing of historians known as cliometricians" (Timothy Foote).

lead′ing-edge′ adj.

leading edge

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

lead′ing edge′

(ˈli dɪŋ)
1. the edge of an airfoil or propeller blade facing the direction of motion.
2. the forward edge of an air mass.
3. forefront; vanguard.
lead′ing-edge′, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.leading edge - forward edge of an airfoilleading edge - forward edge of an airfoil    
aerofoil, airfoil, control surface, surface - a device that provides reactive force when in motion relative to the surrounding air; can lift or control a plane in flight
edge - a sharp side formed by the intersection of two surfaces of an object; "he rounded the edges of the box"
élenjáró technológia
References in periodicals archive ?
Based on Tour feedback, Callaway has designed the wedges with a more compact shape, straighter leading edges, tighter leading-edge radii, and slightly more offset throughout the line, according to Callaway.
To do all that, a relatively heavy (when compared to no boot at all) rubber extrusion is glued to the wing, horizontal stabilizers and vertical stabilizer leading edges. The boot is then plumbed into a system capable of pumping air.
That's in contrast to the other 30 known moons of Saturn, as well as the moons of Jupiter, all of which tend to be brighter on their leading edges.
Studies had included the effects of foam insulation, ablator, and ice striking both carbon-carbon materials similar to those that line the shuttle's leading edges and the silica thermal protective ts that cover most of the rest of the craft.
By differentiating the combined return signal, the radar would see a signal as shown in Figure 5, with spikes at the leading edges of the two pulses.
Scientists have proposed that such materials could help improve a spacecraft's leading edges, where heat and other degradative processes are most pronounced.
NEAR should determine whether Eros has ejecta blocks on its leading edges, Geissler says.
The halo along a satellit's leading edges results when nitric oxide combines with oxygen atoms to form nitrogen dioxide, reports Edmond Murad of the Philips Laboratory at the Hanscom Air Force Base in Massachusetts.

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