Definition of "unwrinkled" []

• Without wrinkles (adjective)

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• "The mineral resource estimate is as of May 1, 2008 and was conducted using a combination of Ordinary Kriging (gold) and Inverse-Distance Weighting (silver) grade interpolations within an 'unwrinkled' 3-D block model in Gemcom software."
• "Each horizon was 'unwrinkled' into a separate flat horizon to facilitate continuous interpolation across variably dipping segments of the deposit, then back-transformed into real space."
• "The 12 years that have passed since then didn't leave a mark on the teacher's unwrinkled face."