Chemistry Of, relating to, or being a nonmetal.(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 "nonmetallic" in a sentence
"It also uses nonmetallic coatings to reduce the chance it will be spotted by radar, and its unique shape shrouds the engine to make it less visible to heat sensors."
"Mr. Miller said the remnants of the aircraft suggested extensive use of nonmetallic composite parts, which reflect less radar energy."
"In December, by contrast, output fell for the first time in eight months as the cold weather hit production of building materials, specifically nonmetallic minerals."