Gain access to thousands of additional definitions and advanced search features—ad free! JOIN NOW
1873, in the meaning defined above
Keep scrolling for more
Share nicotinic acid
Resources for nicotinic acid
Time Traveler for nicotinic acid
See more words from the same year
More Definitions for nicotinic acid
More from Merriam-Webster on nicotinic acid
Britannica.com: Encyclopedia article about nicotinic acid
Comments on nicotinic acid
What made you want to look up nicotinic acid? Please tell us where you read or heard it (including the quote, if possible).
a soft lustrous wool fabric with mohair
Get Word of the Day daily email!
Late Autumn 2018 Words of the Day Quiz
Can you spell these 10 commonly misspelled words?
Test Your Knowledge - and learn some interesting things along the way.
Mueller files Cohen details.
From the broadcast of 'It Happened on Fifth Avenue'
Marvel's Avengers: Endgame
Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!
Yeggs, jackrollers, footpads, and more
Stuck in the middle with usage
Focusing in on what we do best
What if your nickname became a dictionary entry?
And is one way more correct than the others?
The story of an imaginary word that managed to sneak past our editors and enter the dictionary.
How to use a word that (literally) drives some people nuts.
The awkward case of 'his or her'
More word puzzles to rack your brain
A game of winding words.