definition of
stipple

[1] #1 stipple v. engrave by means of dots and flicks. wn

[2] #2 stipple v. make by small short touches that together produce an even or softly graded shadow, as in paint or ink. wn

[3] #3 stipple v. apply (paint) in small dots or strokes. wn

[4] #4 stipple v. [speckle] produce a mottled effect; "The sunlight stippled the trees". wn