1) Germanic surname 2) Ice cream baron William 
[crater] The rim of this crater is heavily worn, with multiple impacts overlaying the edge and a small gap at the south end. The satellite crater Dreyer C lies across the northeastern rim, while Dreyer K intrudes into the southeastern side. The interior floor is relatively level and featureless, with a few tiny craterlets marking the surfac...
Type: Term Pronunciation: drī′ĕr Definitions: 1. Georges, English pathologist, 1873-1934. See: Dreyer formula