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

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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.
Environmental impacts that are regenerative rather than degenerative. Cornelia C. Walther, Forbes.com, 29 Aug. 2025 This approach could be transformative for patients with conditions such as spinal stenosis, degenerative disc disease, and spinal deformities. Neetika Walter, Interesting Engineering, 28 Aug. 2025 The company recently received clearance from the FDA for an Incompass Total Ankle System, which aids patients with damaged ankle joints relating to rheumatoid, post-traumatic or degenerative arthritis. Gordon G. Chang, MSNBC Newsweek, 21 Aug. 2025 Some people with degenerative disc disease may have no symptoms at all. Aria Bendix, NBC news, 20 Aug. 2025 See All Example Sentences for degenerative

Word History

First Known Use

circa 1846, in the meaning defined above

Time Traveler
The first known use of degenerative was circa 1846

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Cite this Entry

“Degenerative.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/degenerative. Accessed 9 Sep. 2025.

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

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