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

hypomorph

noun

hy·​po·​morph ˈhī-pə-ˌmȯrf How to pronounce hypomorph (audio)
: a mutant gene having a similar but weaker effect than the corresponding wild-type gene
hypomorphic adjective

Browse Nearby Words

Cite this Entry

“Hypomorph.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/hypomorph. 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!