Main entry: heap, cumulation, cumulus, agglomerate, mound, pile
Definition: a collection of objects laid on top of each other
Main entry: agglomerate
Definition: volcanic rock consisting of large fragments fused together
Main entry: agglomerate
Definition: form into one cluster
Main entry: clustered, agglomerate, agglomerated, agglomerative
Definition: clustered together but not coherent
Usage: an agglomerated flower head