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

osteoporotic

ˌä-stē-ō-pə-ˈrä-tik 

adjective

Examples of osteoporosis in a Sentence

Recent Examples on the Web

In an analysis of more than 146,000 adults with obesity and Type 2 diabetes, GLP-1 users were found to have a 29% higher relative risk of osteoporosis over five years compared to nonusers, according to reports. —Deirdre Bardolf, FOXNews.com, 7 Mar. 2026

And magnesium can interfere with antibiotics and osteoporosis drugs, and prompt side effects with heart and blood-pressure meds. —Erica Sloan, SELF, 6 Mar. 2026

Complications of type 2 diabetes, such as heart disease, peripheral neuropathy, diabetic retinopathy, blood pressure issues, and osteoporosis, can influence which forms of exercise (and strength training) are healthiest for you, according to the ADA. —Emily Kay Votruba, EverydayHealth.com, 4 Mar. 2026

That’s especially true for people who are older, who live with disease or disability, and who have arthritis or osteoporosis. —Adam Cohen, Oklahoman, 3 Mar. 2026

Word History

Etymology

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

First Known Use

1841, in the meaning defined above

Rhymes for osteoporosis

• actinomycosis
• atherosclerosis
• endometriosis
• erythematosus
• erythroblastosis
• granulomatosis
• hemochromatosis
• histiocytosis
• hyperkeratosis
• ketoacidosis
• mononucleosis
• osteonecrosis

Kids 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

osteoporotic

-ˈrät-ik 

adjective