Colorado tick fever

noun
Col·​o·​ra·​do tick fever | \ ˌkäl-ə-ˈrad-(ˌ)ō-, -ˈräd- How to pronounce Colorado tick fever (audio) \

Medical Definition of Colorado tick fever

: a mild disease of the western United States and western Canada that is characterized by intermittent fever, malaise, headaches, myalgia, and the absence of a rash and is caused by a reovirus (species Colorado tick fever virus of the genus Coltivirus) transmitted by the Rocky Mountain wood tick Colorado tick fever is caused by a virus that replicates in blood-forming stem cells, prompting blood count to drop.— Daniel C. Weaver, Discover, July 1999

Learn More About Colorado tick fever

Dictionary Entries Near Colorado tick fever

color

Colorado tick fever

color-blind

See More Nearby Entries 

Cite this Entry

“Colorado tick fever.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Colorado%20tick%20fever. Accessed 25 Sep. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
 AlphaBear 2

Spell words. Make bears.

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!