phthalic anhydride

noun

Definition of phthalic anhydride 

: a crystalline cyclic acid anhydride C8H4O3 used especially in making alkyd resins

First Known Use of phthalic anhydride

1855, in the meaning defined above

Keep scrolling for more

Learn More about phthalic anhydride

Share phthalic anhydride

Statistics for phthalic anhydride

Look-up Popularity

Time Traveler for phthalic anhydride

The first known use of phthalic anhydride was in 1855

See more words from the same year

Keep scrolling for more

More Definitions for phthalic anhydride

phthalic anhydride

noun

Medical Definition of phthalic anhydride 

: a crystalline cyclic acid anhydride C8H4O3 that is used especially in making alkyd resins and is a structural part of thalidomide

More from Merriam-Webster on phthalic anhydride

Britannica.com: Encyclopedia article about phthalic anhydride

Comments on phthalic anhydride

What made you want to look up phthalic anhydride? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to make faulty or ineffective

Get Word of the Day daily email!

Test Your Vocabulary

Find the Cousins

  • a-large-tree-with-many-branches
  • Which pair shares a common word ancestor?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!