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

As a result, density and strength diminish quickly, compressing years of potential osteoporosis into mere months. —Thomas G. Moukawsher, Newsweek, 13 Nov. 2024

Worldwide, osteoporosis causes nearly 9 million fractures annually. —Jianying Zhang, Discover Magazine, 8 Nov. 2024

This mineral helps promote bone density and strength to prevent injury and osteoporosis (a bone disease in which bones become weak and brittle). —Isabel Vasquez Rd Ldn, Health, 2 Nov. 2024

Bluming explained how the results were misinterpreted, not only giving estrogen a bad name but also leading to an unnecessary aversion to a treatment that could, in fact, protect against heart disease, osteoporosis and cognitive decline. —Emily Cegielski, Flow Space, 28 Oct. 2024

Word History

Etymology

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

First Known Use

1841, in the meaning defined above

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