SINCE 1828
die-off
noun
\ ˈdī-ˌȯf
\
\
Definition of die-off
(Entry 1 of 2)
: a sudden sharp decline of a population of animals or plants that is not caused directly by human activity
die off
verb
\ ˈdī-ˈȯf
\
\
died off;
dying off;
dies off
Definition of die off (Entry 2 of 2)
: to die sequentially either singly or in numbers so that the total number is greatly diminished
Keep scrolling for more
Comments on die-off
What made you want to look up die-off? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Summer 2019 Words of the Day Quiz
-
- Which is a synonym of desideratum?
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Word Games
-
Summer 2019 Words of the Day Quiz
The Word of the Day takes no vacation.
Take the quiz -
Obscure Shapes
Surprisingly specific words for shapes.
Take the quiz -
Spell It
Can you spell these 10 commonly misspelled words?
Take the quiz -
Dictionary Devil
The dictionary has been scrambled—can you put it back together?
Play the game
Share die-off
Resources for die-off