Stipple /(?)/

imp. & p. p. Stippled; p. pr. & vb. n. Stippling

1. To engrave by means of dots, in distinction from engraving in lines.

   The interlaying of small pieces can not altogether avoid a broken, stippled, spotty effect.

2. To paint, as in water colors, by small, short touches which together produce an even or softly graded surface.

1. A mode of execution which produces the effect by dots or small points instead of lines. (Engraving)
2. A mode of execution in which a flat or even tint is produced by many small touches. (Paint.)