Con‐glom″er‐ate (?), n. 1. That which is heaped together in a mass or conpacted from various sources; a mass formed of fragments; collection; accumulation.
A conglomerate of marvelous anecdotes, marvelously heaped together.
Trench.
2. (Geol.) A rock, composed or rounded fragments of stone cemented together by another mineral substance, either calcareous, siliceous, or argillaceous; pudding stone; — opposed to agglomerate. See Breccia.
A conglomerate, therefore, is simply gravel bound together by a cement.
Lyell.