Definition of ongoing
1a
: being actually in process
ongoing research
b
: continuing
The investigation is ongoing.
2
: continuously moving forward : growing
the long ongoing history of medicine
Keep scrolling for more
Keep scrolling for more
Keep scrolling for more
Keep scrolling for more
Test Your Vocabulary
Who Knew?
-
- What is a ruelle?

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
Words at Play
Ask the Editors
Share ongoing
Time Traveler for ongoing
The first known use of ongoing was in 1877
See more words from the same year