|n. pl.||1.||(Zool.) A group of acalephs of which Lucernaria is the type. The body is cup-shaped with eight marginal lobes bearing clavate tentacles. An aboral sucker serves for attachment. The interior is divided into four large compartments. See Lucernarida.|
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.