opianic acid

opi·​an·​ic acid | \ ¦ōpē¦anik- \

Definition of opianic acid

: a bitter crystalline aldehyde acid C6H2(OCH3)2(CHO)COOH obtained by the oxidation of narcotine and hydrastine

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

History and Etymology for opianic acid

opiane, obsolete synonym of narcotine (from opium + -ane) + -ic

Keep scrolling for more

Learn More about opianic acid

Statistics for opianic acid

Cite this Entry

“Opianic acid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/opianic%20acid. Accessed 27 Nov. 2020.

Comments on opianic acid

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


Test Your Vocabulary

A Thanksgiving Word Quiz

  • a traditional thanksgiving dinner
  • November comes from a word for which of the following numbers?
Spell It

Can you spell these 10 commonly misspelled words?

Dictionary Devil

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

Love words? Need even more definitions?

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