Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

morbidity

play
noun mor·bid·i·ty \mȯr-ˈbi-də-tē\

Definition of morbidity

  1. 1 :  the quality or state of being morbid

  2. 2 :  the relative incidence of disease



Circa 1721

First Known Use of morbidity

circa 1721


Medical Dictionary

morbidity

play
noun mor·bid·i·ty \mȯr-ˈbid-ət-ē\

Medical Definition of morbidity

plural

morbidities

  1. 1:  a diseased state or symptom :  ill health <Parasitic protozoans and helminths represent two major groups of infectious agents that are responsible for considerable morbidity and mortality in human and animal populations.—Adel A. F. Mahmoud, Nature, 24 Nov. 1989>; also :  a complication or undesirable side effect following surgery or medical treatment <Because laryngectomy results in substantial functional morbidity, including the loss of the natural voice … alternative forms of treatment have been developed.—The New England Journal of Medicine, 13 June 1991>

  2. 2:  the incidence of disease :  the rate of illness (as in a specified population or group) <Because the young lack immune capability, the morbidity of viral upper respiratory diseases often reaches 100 percent of kittens in a litter or household.—Margaret Reister, Cat Fancy, March 1996>; also :  the incidence of complications or undesirable side effects following surgery or medical treatment <… radical prostatectomy in this setting … is associated with a very high morbidity.—Phillip W. Kantoff, Scientific American Medicine, October 2002>




Learn More about morbidity


Seen and Heard

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

WORD OF THE DAY

of, relating to, or near a shore

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

lavender-fields-in-france

Which of these is a synonym of caesura?

torrent interruption rebellion megillah
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ