osteoarthritis

[ os-tee-oh-ahr-thrahy-tis ]

nounPathology.
  1. the most common form of arthritis, usually occurring after middle age, marked by chronic breakdown of cartilage in the joints leading to pain, stiffness, and swelling.

Origin of osteoarthritis

1
First recorded in 1875–80; osteo- + arthritis
  • Also called degenerative joint disease.

Words Nearby osteoarthritis

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use osteoarthritis in a sentence

British Dictionary definitions for osteoarthritis

osteoarthritis

/ (ˌɒstɪəʊɑːˈθraɪtɪs) /


noun
  1. chronic inflammation of the joints, esp those that bear weight, with pain and stiffness: Also called: degenerative joint disease

Derived forms of osteoarthritis

  • osteoarthritic (ˌɒstɪəʊɑːˈθrɪtɪk), adjective, noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for osteoarthritis

osteoarthritis

[ ŏs′tē-ō-är-thrītĭs ]


  1. A form of arthritis, occurring mainly in older people, that is characterized by chronic degeneration of the cartilage of the joints.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.