osteoporosis

noun

os·​te·​o·​po·​ro·​sis ˌä-stē-ō-pə-ˈrō-səs How to pronounce osteoporosis (audio)
plural osteoporoses ˌä-stē-ō-pə-ˈrō-ˌsēz How to pronounce osteoporosis (audio)
: a condition that affects especially older women and is characterized by decrease in bone mass with decreased density and enlargement of bone spaces producing porosity and fragility
osteoporotic adjective

Examples of osteoporosis 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.
Tai chi Walking, jogging, or running If you have been diagnosed with osteoporosis or osteopenia (the precursor to osteoporosis), check with your healthcare provider before starting an exercise program. Aubrey Bailey, Verywell Health, 22 Dec. 2025 Treat and manage other medical conditions, such as osteoarthritis, osteoporosis, vitamin deficiencies, chronic pain, diabetes, high blood pressure, or sleep apnea. Emily Kay Votruba, EverydayHealth.com, 18 Dec. 2025 Researchers looked at the beverage-drinking habits of nearly 10,000 women aged 65 and older and also examined long-term changes in bone mineral density — a key measure in assessing osteoporosis risk. Kelly McGreal, FOXNews.com, 18 Dec. 2025 For example, lifestyle changes like quitting smoking, reducing alcohol consumption, increasing exercise, reducing stress levels and losing weight can help with symptoms and combat the heightened risk of conditions such as osteoporosis and heart disease. Sashikala Vp, CNN Money, 4 Dec. 2025 See All Example Sentences for osteoporosis

Word History

Etymology

New Latin, from oste- + porosis rarefaction, from porus pore + -osis

First Known Use

1841, in the meaning defined above

Time Traveler
The first known use of osteoporosis was in 1841

Browse Nearby Words

Cite this Entry

“Osteoporosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/osteoporosis. Accessed 27 Dec. 2025.

Kids Definition

osteoporosis

noun
os·​te·​o·​po·​ro·​sis ˌäs-tē-ō-pə-ˈrō-səs How to pronounce osteoporosis (audio)
: a condition affecting especially older women that is characterized by weak bones that are easily broken

Medical Definition

osteoporosis

noun
os·​teo·​po·​ro·​sis ˌäs-tē-ō-pə-ˈrō-səs How to pronounce osteoporosis (audio)
plural osteoporoses -ˌsēz How to pronounce osteoporosis (audio)
: a condition that affects especially older women and is characterized by decrease in bone mass with decreased density and enlargement of bone spaces producing porosity and brittleness
osteoporotic adjective

More from Merriam-Webster on osteoporosis

Last Updated: - Updated example sentences
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