cumulated; cumulating
Definition of cumulate
1
: to gather or pile in a heap
2
: to combine into one
3
: to build up by addition of new material
: to become massed
Test Your Vocabulary
Which Word Does Not Belong?
-
- Which of these words does not mean "nonsense"?

Test your vocabulary with our 10-question quiz!
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Share cumulate
Time Traveler for cumulate
The first known use of cumulate was in 1534
See more words from the same year