different between aggregation vs disaggregation

English

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

aggregation (plural aggregations)

The act of collecting together (aggregating).
The state of being collected into a mass, assemblage, or sum (aggregated).
A collection of particulars; an aggregate.
(networking) Summarizing multiple routes into one route.
(epidemiology) The majority of the parasite population concentrated into a minority of the host population.
(object-oriented programming) Kind of object composition which does not imply ownership.

dis- +? aggregation

disaggregation (countable and uncountable, plural disaggregations)

A division or breaking up into constituent parts, particularly the analytic disassembly of categories which have been aggregated or lumped together.

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