agglomeratic,a.Geol.|əˌglɒməˈrætɪk| [f. agglomerate n. 2 + -ic. Cf.liassic, basaltic, etc.] Of the nature of a (geological) agglomerate. 1879Rutley Study of Rocks xii. 233 The eutaxites of the Canary Islands, and the piperno of Pianura, near Naples, are agglomeratic and banded lavas.