grainer

I. \\ˈgrānə(r)\ noun (-s)

Etymology: grain (II) + -er

1. : a worker that grains: as

a. : an operator of a machine for graining lithographic printing plates

b.

(1) : a worker who uses a graining comb, roller, sponge, or brush to decorate a metal or wooden surface with a simulated wood grain

(2) : an operator of a machine for printing lines upon furniture parts to simulate the grain of wood

c. : a worker who softens and grains hides and skins by rubbing grain sides together with a graining board or by operating a graining machine — called also boarder, dicer

d. : a worker who melts TNT and drains it into graining kettles where it is crystallized by agitation and cooling

2. : a machine or device used in graining: as

a. : a machine that impresses a grain on boards

b. : a brush or tool used in graining wood or metal

c. : an instrument for graining skins

d. : an evaporating vat in which salt grains from brine

II. noun (-s)

Etymology: grain (IV) + -er

: one that uses a grains