Notching

Notching is a metal-cutting process used on sheetmetal or thin barstock, sometimes on angle sections or tube. A shearing or punching process is used in a press, so as to cut vertically down and perpendicular to the surface, working from the edge of a workpiece. Sometimes the goal is merely the notch itself, but usually this is a precursor to some ...
Found on http://en.wikipedia.org/wiki/Notching

Notching

• (n.) The small hollow, or hollows, cut; a notch or notches. • (p. pr. & vb. n.) of Notch • (n.) A method of excavating, as in a bank, by a series of cuttings side by side. See also Gulleting. • (n.) A method of joining timbers, scantling, etc., by notching them, as at the ends, and overlapping or interlocking the notched porti...
Found on http://thinkexist.com/dictionary/meaning/notching/

Notching

Notch'ing noun 1. The act of making notches; the act of cutting into small hollows. 2. The small hollow, or hollows, cut; a notch or notches. 3. (Carp.) A method of joining timbers, scantling, etc., by notching them, as at the ends, and overlapping or interlocking the no...
Found on http://www.encyclo.co.uk/webster/N/35

Notching

In civil engineering, notching is a method of excavating cuttings for roads or railways in a series of steps worked at the same time.
Found on http://www.probertencyclopaedia.com/browse/GN.HTM
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