Not being covered with a layer: an uncoated pill; uncoated paper. (adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "uncoated" in a sentence
"From your description it sounds like the Spyderco - black synthetic grips with textured polymer inlays, silver (uncoated) VG-10 blade."
"Wash a coated surface with hot water, and the bacteria are wiped away more effectively than you can achieve with bleach on an uncoated surface (as tests in an Austrian cheese-packaging plant have proven)."
""The market's valuation of Domtar UFS, North America's largest uncoated free sheet maker, is just around $1,000 per metric ton.""