Conglomerate is one of the important type of rocks. If we have to define Conglomerate in general, Conglomerate is a sedimentary rock which forms from rounded gravel and boulder sized clasts which are cemented together in a matrix. Conglomerate comes under Sedimentary Rocks. All Sedimentary Rocks have similar properties and formation process. Along with Conglomerate Definition, know more about the History of Conglomerate, Etymology of Conglomerate in next sections.