Mad rep oraria

725,000. (mad-re-põōr-a're-a.) (Zool.) The Madrepores, an O. of Radiates embracing polyps which are single or compound, with a broadly expanded form, single conical tentacles, and whose dermal ti ues and usually the radiating lam ellæ deposit solid coral. They abound in the warm seas, to which they are mainly confined. [s. 567]