1 : on a wafer, a texture that circles around a central point in a widening spiral pattern. [SEMATECH] 2 : on a semiconductor wafer, "orange peel" type surface texture with a spiral pattern. [ASTM F1241]
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1 : on a wafer, a texture that circles around a central point in a widening spiral pattern. [SEMATECH] 2 : on a semiconductor wafer, "orange peel" type surface texture with a spiral pattern. [ASTM F1241]