degenerative

adjective

de·​gen·​er·​a·​tive di-ˈje-nə-rə-tiv How to pronounce degenerative (audio)
-ˈjen-rə-;
-ˈje-nə-ˌrā-;
dē-
: of, relating to, involving, or causing degeneration
a degenerative disease

Did you know?

Degenerative diseases—including cancer, glaucoma, Parkinson's, diabetes, arthritis, and leprosy—are usually contrasted with infectious diseases (diseases caused by bacteria, viruses, fungi, and protozoa). However, many infectious diseases (Lyme disease, AIDS, etc.) can cause a body or body part to degenerate, and infective organisms play a part in some degenerative diseases. Some degenerative diseases can be controlled; some can even be cured. But no one has yet discovered a way to reverse such degenerative conditions as multiple sclerosis, emphysema, or Alzheimer's.

Examples of degenerative 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.
That framework doesn’t work for rare, rapidly degenerative diseases that may have only a few hundred patients. Elise Esposito, Boston Herald, 29 May 2026 Stafford has a degenerative back issue that cost him almost all of training camp last year. Nate Atkins, New York Times, 29 May 2026 Stevens has a rare genetic degenerative eye disorder caused by mutations in the CERKL gene. Regina Elling, San Diego Union-Tribune, 28 May 2026 Cause of death yet to be announced, although Fernandez had begun to experience memory loss and feelings of aggression, symptoms associated with CTE, the degenerative brain disease linked to repetitive head trauma and by extension to football. Miami Herald, 27 May 2026 See All Example Sentences for degenerative

Word History

First Known Use

circa 1680, in the meaning defined above

Time Traveler
The first known use of degenerative was circa 1680

Browse Nearby Words

Cite this Entry

“Degenerative.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/degenerative. Accessed 2 Jun. 2026.

Kids Definition

degenerative

adjective
de·​gen·​er·​a·​tive di-ˈjen-ə-ˌrāt-iv How to pronounce degenerative (audio)
-ˈjen-(ə-)rət-iv
: of, relating to, or tending to cause degeneration
a degenerative disease

Medical Definition

degenerative

adjective
de·​gen·​er·​a·​tive di-ˈjen-ə-ˌrāt-iv How to pronounce degenerative (audio) -ˈjen-(ə-)rət- How to pronounce degenerative (audio)
: of, relating to, involving, or tending to cause degeneration
degenerative conditions of the nervous systemMorris Fishbein
degenerative changes
a degenerative muscle disorder

More from Merriam-Webster on degenerative

Love words? Need even more definitions?

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

More from Merriam-Webster