Affiliation is a related term of agglomeration.
As nouns the difference between affiliation and agglomeration
is that affiliation
is the relationship resulting from affiliating one thing with another while agglomeration
The relationship resulting from affiliating one thing with another.
A club, society or umbrella organisation so formed, especially a trade union.
The act or process of collecting in a mass; a heaping together.
State of being collected in a mass; a mass; cluster.
(geography) An extended city area comprising the built-up area of a central city and any suburbs linked by continuous urban area.