rheumatoid arthritis

noun
|Updated on: 5 Jun 2018

Definition of rheumatoid arthritis

: a usually chronic autoimmune disease that is characterized especially by pain, stiffness, inflammation, swelling, and sometimes destruction of joints — compare osteoarthritis

Recent Examples of rheumatoid arthritis from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'rheumatoid arthritis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of rheumatoid arthritis

1859

in the meaning defined above

See Words from the same year
NEW! Time Traveler

RHEUMATOID ARTHRITIS Defined for English Language Learners

rheumatoid arthritis

Definition of rheumatoid arthritis for English Language Learners

  • medical : a serious disease that continues to become worse over a long period of time and that causes the joints to become very painful, stiff, and swollen


Medical Dictionary

rheumatoid arthritis

noun

medical Definition of rheumatoid arthritis

: a usually chronic disease that is considered an autoimmune disease and is characterized especially by pain, stiffness, inflammation, swelling, and sometimes destruction of joints abbreviation RA called also atrophic arthritis; compare osteoarthritis

Learn More about rheumatoid arthritis


Seen and Heard

What made you want to look up rheumatoid arthritis? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

deserving of honor or esteem

Get Word of the Day daily email!

Test Your Vocabulary

Name More Food!

True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Citation

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!