Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

Cowdria

noun
Cow·​dria | \ ˈkau̇-drē-ə \

Medical Definition of Cowdria

: a former genus of bacteria consisting of a single species (C. ruminantium) that is the causative agent of heartwater of ruminants and is now classified in the genus Ehrlichia (E. ruminantium)

Learn More about Cowdria

Comments on Cowdria

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

Show Comments  Hide Comments 

WORD OF THE DAY

teetotaler

someone who never drinks alcohol

Get Word of the Day daily email!

Test Your Vocabulary

Homophone Quiz

  • three-bears-two-of-them-look-like-theyre-whispering-to-a-third-bear-who-looks-chuffed-to-be-the-center-of-attention
  • In order to judge how people felt, the senator's office hired a firm to take a ______.
Name That Thing

Test your visual vocabulary with our 10-question challenge!

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!

Words at Play

Ask the Editors

Word Games