Any of three isomeric compounds, C7H9N, used to make dyes.(noun)
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 "toluidine" in a sentence
""It's toluidine," the physician apologized, noticing McCaskey's gaze."
"As to the chemicals found on the farm, Washington testified that eight of them could have been used to manufacture MDA: isosafrole, formamide, formic acid, sulfuric acid, hydrochloric acid, hydrogen peroxide, toluidine, acetone, and methanol."
"It is well known that in coal-tar is found a series of ammonia-like bases, aniline or amido-benzol, toluidine or amido-toluol, and xylidine or amido-xylol, which are utilized practically in the manufacture of the so-called aniline dye-colors."