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

Medical Dictionary

equine encephalitis

noun

Medical Definition of equine encephalitis

  1. :  any of three virus diseases chiefly of equines and humans in various parts of North and South America that are transmitted especially by mosquitoes, are characterized in humans by flulike symptoms which often progress to encephalitis and sometimes to coma and death, and are caused by three togaviruses of the genus Alphavirus (species Eastern equine encephalitis virus, Western equine encephalitis virus, and Venezuelan equine encephalitis virus):a:  one that occurs in the eastern U.S. and Canada—called also eastern equine encephalitis, eastern equine encephalomyelitisb:  one that occurs in the western U.S. and Canada—called also western equine encephalitis, western equine encephalomyelitisc:  one that occurs from northern South America to Mexico—called also Venezuelan equine encephalitis, Venezuelan equine encephalomyelitis




Learn More about equine encephalitis


Seen and Heard

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

WORD OF THE DAY

to defraud especially of money

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

angry prompt oily maudlin
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