- a nonnarcotic substance, C30H53NO11, used as a cough suppressant.
Origin of benzonatate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- A colorless to faintly yellow oil that is soluble in most organic solvents and is used as an antitussive drug.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.