Definition of pestilential
1a
: causing or tending to cause pestilence : deadly
b
: of or relating to pestilence
2
: morally harmful : pernicious
3
: giving rise to vexation or annoyance : irritating
Test Your Vocabulary
Great Words for Scrabble
-
- Which of the following Q-without-U words means the number five in cards or dice?

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 pestilential
Time Traveler for pestilential
The first known use of pestilential was in the 14th century
See more words from the same century