Raynaud's disease

noun
Ray·​naud's disease | \ rā-ˈnōz- How to pronounce Raynaud's disease (audio) \

Medical Definition of Raynaud's disease

: a vascular disorder that is marked by recurrent spasm of the capillaries and especially those of the fingers and toes upon exposure to cold, that is characterized by pallor, cyanosis, and redness in succession usually accompanied by pain, and that in severe cases progresses to local gangrene

called also Raynaud's

Learn More about Raynaud's disease

Cite this Entry

“Raynaud's disease.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Raynaud%27s%20disease. Accessed 5 Dec. 2020.

Comments on Raynaud's disease

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

WORD OF THE DAY

Test Your Vocabulary

Musical Words Quiz

  • gramophone
  • Which word describes a musical performance marked by the absence of instrumental accompaniment?
Spell It

Can you spell these 10 commonly misspelled words?

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!