osteoporosis
noun
os·te·o·po·ro·sis
ˌä-stē-ō-pə-ˈrō-səs 
plural osteoporoses
ˌä-stē-ō-pə-ˈrō-ˌsēz
: 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
Examples of osteoporosis in a Sentence
Recent Examples on the Web
Milk is packed with calcium, vitamin D, and protein, which strengthen bones, support muscles, and reduce osteoporosis risk.
—
Kirsten Nunez, Martha Stewart, 4 Apr. 2026
Women make up the majority of cases, and while the risk increases with age, younger women can develop osteoporosis, too.
—Hadia Zainab, CNN Money, 2 Apr. 2026
Right Now Declining estrogen can cause women to lose up to 20% of their bone density in the five to seven years after menopause, and about half of all women over 50 will experience a fracture due to osteoporosis.
—Allison Palmer, Kansas City Star, 1 Apr. 2026
Declining estrogen can cause women to lose up to 20% of their bone density in the five to seven years after menopause, and about half of all women over 50 will experience a fracture due to osteoporosis.
—Allison Palmer, Sacbee.com, 1 Apr. 2026
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Kirsten Nunez, Martha Stewart, 4 Apr. 2026
Women make up the majority of cases, and while the risk increases with age, younger women can develop osteoporosis, too.
—Hadia Zainab, CNN Money, 2 Apr. 2026
Right Now Declining estrogen can cause women to lose up to 20% of their bone density in the five to seven years after menopause, and about half of all women over 50 will experience a fracture due to osteoporosis.
—Allison Palmer, Kansas City Star, 1 Apr. 2026
Declining estrogen can cause women to lose up to 20% of their bone density in the five to seven years after menopause, and about half of all women over 50 will experience a fracture due to osteoporosis.
—Allison Palmer, Sacbee.com, 1 Apr. 2026
See All Example Sentences for osteoporosis
Cite this Entry
“Osteoporosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/osteoporosis. Accessed 6 Apr. 2026.
Copy CitationKids Definition
osteoporosis
noun
os·te·o·po·ro·sis
ˌäs-tē-ō-pə-ˈrō-səs
: 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
plural osteoporoses
-ˌsēz
: 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
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