phthalic anhydride Hear it!

phthalic anhydride definition

phthalic anhydride

a white, solid substance, CH(CO)O, produced by the oxidation of naphthalene and used to make the phthalein dyes, certain synthetic resins, etc.

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.