Definition of Corona Borealis
: a northern constellation between Hercules and Boötes
Test Your Vocabulary
Which Word Does Not Belong?
-
- Which of these words does not mean "nonsense"?

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 Corona Borealis
Time Traveler for Corona Borealis
The first known use of Corona Borealis was in 1615
See more words from the same year