nonproprietary name definition by American Heritage Dictionary
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The chemical or generic name of a drug, chemical, or device, as distinguished from a brand name or trademark.
nonproprietary name - Medical Definition
A short name of a chemical, drug, or other substance not subject to trademark rights but recognized by government agencies and other organizations.