phthalic acid

noun
phthal·​ic acid | \ ˈtha-lik- How to pronounce phthalic acid (audio) \

Definition of phthalic acid

: any of three isomeric acids C8H6O4 obtained by oxidation of various benzene derivatives

First Known Use of phthalic acid

1857, in the meaning defined above

History and Etymology for phthalic acid

International Scientific Vocabulary, short for obsolete naphthalic acid, from naphthalene

Keep scrolling for more

Learn More about phthalic acid

Statistics for phthalic acid

Look-up Popularity

Time Traveler for phthalic acid

The first known use of phthalic acid was in 1857

See more words from the same year

Keep scrolling for more

More Definitions for phthalic acid

phthalic acid

noun
phthal·​ic acid | \ ˌthal-ik- How to pronounce phthalic acid (audio) \

Medical Definition of phthalic acid

: any of three isomeric acids C8H6O4 obtained by oxidation of various benzene derivatives

More from Merriam-Webster on phthalic acid

Britannica.com: Encyclopedia article about phthalic acid

Comments on phthalic acid

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

WORD OF THE DAY

to form ideas or theories about something

Get Word of the Day daily email!

Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Bee Cubed

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!