multidirectional strokes

mul·ti·di·rec·tion·al strokes

(mŭltē-di-rekshŭn-ăl strōks)
Instrumentation strokes made using a combination of vertical, oblique, and horizontal actions; used to assess or débride a subgingival tooth surface.
Medical Dictionary for the Dental Professions © Farlex 2012
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Once the panels are mounted they are each painted in a succession of multidirectional strokes with a three-inch brush; the brush is made to exceed the edges by roughly an inch all around, creating a halo or border of pigment on the wall.
Radiant dispersion: Robert Ryman's Philadelphia prototype, 2002
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