Definition of biretta
: a square cap with three ridges on top worn by clergymen especially of the Roman Catholic Church
Test Your Vocabulary
Odd Habits and Quirks
-
- Which of the following best describes an easily irritated person?

Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Share biretta
Time Traveler for biretta
The first known use of biretta was in 1598
See more words from the same year