Definition of mysophobia
: abnormal fear or hatred of uncleanliness or contamination (as with dirt or germs) : germophobia
Those with mysophobia and OCD may feel compelled to wash their hands frequently or clean sheets, desks and other surfaces at every chance.— Marissa Russo Several years ago, [Howie] Mandel went public with his mysophobia, an irrational fear of germs, which has controlled his life personally and publically.— Justin Katz
Test Your Vocabulary
Commonly Confused Words Quiz
-
- I went to the ______ store to buy a birthday card.

Test your visual vocabulary with our 10-question challenge!
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Share mysophobia
Time Traveler for mysophobia
The first known use of mysophobia was in 1879
See more words from the same year