MyoepithelialMy`o*ep`i*the"li*al\, a. [Myo- + epithelial.]1. (Biol.) Derived from epithelial cells and destined to become a part of the muscular system; -- applied to structural elements in certain embryonic forms. 2. (Zo["o]l.) Having the characteristics of both muscle and epithelium; as, the myoepithelial cells of the hydra.