nicotinamide

noun

nic·​o·​tin·​amide ˌni-kə-ˈtē-nə-ˌmīd How to pronounce nicotinamide (audio) -ˈti- How to pronounce nicotinamide (audio)
: niacinamide

Examples of nicotinamide in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Patients who took nicotinamide after their first skin cancer saw their risk drop the most — by 54 percent. — Rob Williams, EverydayHealth.com, 26 Sep. 2025 The researchers were interested in whether the nicotinamide users were less likely to have additional diagnoses moving forward. — Jamie Ducharme, Health, 26 Sep. 2025 When people began nicotinamide after having earlier received a positive skin cancer diagnosis, the reduction in risk was 54%. — New Atlas, 18 Sep. 2025 The latest to join the ranks is nicotinamide mononucleotide—or NMN—a slightly tongue-twisting name that’s been popping up everywhere, especially within celebrity circles. — Alex Vance, SELF, 31 Mar. 2026 See All Example Sentences for nicotinamide

Word History

Etymology

International Scientific Vocabulary

First Known Use

1895, in the meaning defined above

Time Traveler
The first known use of nicotinamide was in 1895

Phrases Containing nicotinamide

Rhymes for nicotinamide

See All Rhymes for nicotinamide

Browse Nearby Words

nicotina
nicotinamide
nicotinamide adenine dinucleotide
See all Nearby Words

Cite this Entry

“Nicotinamide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nicotinamide. Accessed 7 Jul. 2026.

Copy Citation

Medical Definition

More from Merriam-Webster on nicotinamide

Britannica.com: Encyclopedia article about nicotinamide

Last Updated: - Updated example sentences
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 More

Is that lie 'bald-faced' or 'bold-faced'?

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?

Commonly Misspelled Words

How to Use Em Dashes (—), En Dashes (–) , and Hyphens (-)
See More

Popular in Wordplay

See More

14 Phobias You Probably Haven't Heard Of

The Longest Long Words List

One-Word Oxymorons: Bittersweet, Spendthrift, and More

Ten Words Ending with a Silent ‘T’

12 Lovely and Unusual Words for the Natural World
See More

Popular

See More

Is that lie 'bald-faced' or 'bold-faced'?

14 Phobias You Probably Haven't Heard Of

The Longest Long Words List
See More

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 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?
The Missing Letter A daily crossword with a twist
hangman letters and game
Hangman Lightning Round Figure out which word fits in the blanks.
See All