Definition of aggregate
(Entry 1 of 3)
: formed by the collection of units or particles into a body, mass, or amount : collective: such as
a(1)
: clustered in a dense mass or head
an aggregate flower
(2)
: formed from several separate ovaries of a single flower
aggregate fruit
b
: composed of mineral crystals of one or more kinds or of mineral rock fragments
c
: taking all units as a whole
aggregate sales
aggregate
verb
aggregated; aggregating
Definition of aggregate (Entry 2 of 3)
1
: to collect or gather into a mass or whole
The census data were aggregated by gender.
2
: to amount to (a whole sum or total) : total
audiences aggregating several million people
aggregate
nounDefinition of aggregate (Entry 3 of 3)
1
: a mass or body of units or parts somewhat loosely associated with one another
Froth is an aggregate of tiny bubbles.
2
: the whole sum or amount : sum total
spent an aggregate of 10 million dollars in advertising during the past three years
3a
: a rock composed of mineral crystals of one or more kinds or of mineral rock fragments : an aggregate rock
b
: any of several hard inert materials (such as sand, gravel, or slag) used for mixing with a cementing material to form concrete, mortar, or plaster
c
: a clustered mass of individual soil particles varied in shape, ranging in size from a microscopic granule to a small crumb, and considered the basic structural unit of soil
4
: set sense 21
in the aggregate
: considered as a whole : collectively
Dividends for the year amounted in the aggregate to 25 million dollars.
Test Your Vocabulary
The Great British Vocabulary Quiz
-
- Named after Sir Robert Peel, what are British police called?

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 aggregate
Time Traveler for aggregate
The first known use of aggregate was in the 15th century
See more words from the same century