v., n., & adj.
v.tr. & intr. 1 collect into a mass. 2 accumulate in a disorderly way.
n. 1 a mass or collection of things. 2 Geol. a mass of large volcanic fragments bonded under heat (cf. CONGLOMERATE).
adj. collected into a mass. agglomeration n. agglomerative adj.
[ L agglomerare (as AD-, glomerare f. glomus -meris ball) ]