aggregation

noun

1. 1

   The act of collecting together (aggregating).

2. 2

   The state of being collected into a mass, assemblage, or sum (aggregated).

3. 3

   A collection of particulars; an aggregate.

4. 4

   Summarizing multiple routes into one route.

5. 5

   The majority of the parasite population concentrated into a minority of the host population.

6. 6

   Kind of object composition which does not imply ownership.