[pol.yp] n [MF polype octopus, nasal tumor, fr. L polypus, fr. Gk polypous, fr. poly- + pous foot--more at foot] (1742) 1: a coelenterate that has typically a hollow cylindrical body closed and attached at one end and opening at the other by a central mouth surrounded by tentacles armed with nematocysts
2: a projecting mass of swollen and hypertrophied or tumorous membrane -- pol.yp.oid adj