isonicotinic acid

noun

iso·​nic·​o·​tin·​ic acid ˌī-sō-ˌnik-ə-ˌtin-ik-, -ˌtēn- How to pronounce isonicotinic acid (audio)
: a crystalline acid C6H6NO2 used chiefly in making isoniazid

Dictionary Entries Near isonicotinic acid

isoniazid

isonicotinic acid

isonicotinic acid hydrazide

See More Nearby Entries 

Cite this Entry

“Isonicotinic acid.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/isonicotinic%20acid. Accessed 16 Dec. 2024.

Copy Citation

Share

Love words? Need even more definitions?

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

Popular in Grammar & Usage

See All

Using Bullet Points ( • )

Point of View: It's Personal

Plural and Possessive Names: A Guide

What's the difference between 'fascism' and 'socialism'?

More Commonly Misspelled Words
See All

Popular in Wordplay

See All

More Words with Remarkable Origins

8 Words for Lesser-Known Musical Instruments

Birds Say the Darndest Things

10 Scrabble Words Without Any Vowels

12 More Bird Names that Sound Like Insults (and Sometimes Are)
See All

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Word Game Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
Missing Letter A daily crossword with a twist
confused man standing between two doors
One Word or Two? Take the Quiz! Some words just need a little space.