SINCE 1828
diphtheroid
adjective
diph·the·roid
| \ ˈdif-thə-ˌrȯid
\
\
Definition of diphtheroid
(Entry 1 of 2)
: resembling diphtheria
diphtheroid
nounDefinition of diphtheroid (Entry 2 of 2)
: a bacterium (especially genus Corynebacterium) that resembles the bacterium of diphtheria but does not produce diphtheria toxin
Keep scrolling for more
Keep scrolling for more
More Definitions for diphtheroid
diphtheroid
adjective
diph·the·roid
| \ ˈdif-thə-ˌrȯid
\
\
Medical Definition of diphtheroid
(Entry 1 of 2)
: resembling diphtheria
diphtheroid
nounMedical Definition of diphtheroid (Entry 2 of 2)
: a bacterium (especially genus Corynebacterium) that resembles the bacterium of diphtheria but does not produce diphtheria toxin
Comments on diphtheroid
What made you want to look up diphtheroid? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Homophone Quiz
-
- In order to judge how people felt, the senator's office hired a firm to take a
______.
Test your visual vocabulary with our 10-question challenge!
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
-
Homophone Quiz
More/moor than/then two/too/to.
Take the quiz -
Liar, Liar Quiz
Test your knowledge of words for lies, liars, and those being lied to. In other words, everyone.
Take the quiz -
Name That Thing
Test your visual vocabulary with our 10-question challenge!
Take the quiz -
Word Winder's CrossWinder
Play the game
Share diphtheroid
Resources for diphtheroid