| Umbel (n.) A kind of flower cluster in which the flower stalks radiate from a common point, as in the carrot and milkweed. It is simple or compound; in the latter case, each peduncle bears another little umbel, called umbellet, or umbellule. Thesaurus Entries born fool, capitulum, catkin, clot, cone, congenital idiot, corymb, cretin, cyme, defective, golem, half-wit, head, idiot, imbecile, juggins, mongoloid idiot, moron, natural, natural idiot, natural-born fool, panicle, pine cone, raceme, simp, simpleton, spadix, spike, spikelet, strobile, thyrse, umbel, verticillaster, zany |