✨📕 The NEWThe NEW Collegiate Dictionary, 12th Edition Over 5,000 words added — Buy Now! Collegiate DictionaryBuy Now!

kynurenic acid

noun

kyn·​uren·​ic acid ˌkīn-yu̇-ˌren-ik- How to pronounce kynurenic acid (audio) ˌkin- How to pronounce kynurenic acid (audio)
: a crystalline acid C10H7NO3 that is formed from kynurenine as one of the normal products of tryptophan metabolism and that is excreted in the urine

Browse Nearby Words

Cite this Entry

“Kynurenic acid.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/kynurenic%20acid. Accessed 1 Dec. 2025.

Love words? Need even more definitions?

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