The practice of imitating woodgrain on a surface. / Indentation; roughening; milling, as on edges of coins. / A process in dressing leather, by which the skin is softened and the grain raised.

Pigeons' dung used in tanning. See grainer.

plural of grain

Third-person singular simple present indicative form of grain

plural of graining

Consisting of fine particles. / Having a fine, smooth texture. / (figuratively) Highly detailed.

Consisting of coarse particles. / Having a coarse, irregular texture. / (figuratively) inelegant; gross.

(woodworking, of sanding or planing a piece of wood) Preventing a smooth, level surface from being formed by raising the nap of the wood or causing larger splinters to form ahead of the cutting tool below the cutting surface.

(of timber) Having an irregular rather than a parallel grain. / (by extension) Difficult to deal with; contrary or troublesome.

(botany) A single male reproductive particle of which the pollen of a plant consists.