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

yaws

play
noun plural but singular or plural in construction \ˈyȯz\

Definition of yaws

  1. :  a contagious tropical disease caused by a spirochete (Treponema pertenue) closely resembling the causative agent of syphilis and marked by infectious ulcerative skin lesions with later bone involvement —called also frambesia



Origin and Etymology of yaws

probably from an English-based creole of the Caribbean


First Known Use: 1679


Medical Dictionary

yaws

play
noun plural but singular or plural in construction \ˈyȯz\

Medical Definition of yaws

  1. :  an infectious contagious tropical disease that is caused by a spirochete of the genus Treponema (T. pertenue) and that is characterized by a primary ulcerating lesion on the skin followed by a secondary stage in which ulcers develop all over the body and by a third stage in which the bones are involved—called also frambesia, pian




Learn More about yaws


Seen and Heard

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

WORD OF THE DAY

a very small amount

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

alphabet-pasta-spelling-help

Which is the correct spelling?

acommadate acommodate accommodate accomodate
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