| Botryoidal | { } a. [ Gr. &unr_; cluster of grapes + -oid. ] Having the form of a bunch of grapes; like a cluster of grapes, as a mineral presenting an aggregation of small spherical or spheroidal prominences; as, botryoidal hematite.
Syn. -- botryose. [ 1913 Webster ] Variants: Botryoid |