Category:Priming

Prim"ing, n.

1. The powder or other combustible used to communicate fire to a Charge of gunpowder, as in a firearm.

2. (paint.)

Defn: the first coating of color, size, or the like, laid on canvas, Or on a building, or other surface.

3. (steam eng.)

Defn: the carrying over of water, with the steam, from the boiler, as Into the cylinder. Priming of the tide. See lag of the tide, under 2d Lag. -- priming tube, a small pipe, filled with a combustible composition For firing cannon. -- priming valve (steam eng.), a spring safety valve applied to the Cylinder of a steam engine for discharging water carried into the Cylinder by priming. -- priming wire, a pointed wire used to penetrate the vent of a Piece, for piercing the cartridge before priming.