n. [ L. pleonasmus, Gr. &unr_;, fr. &unr_; to be more than enough, to abound, fr.&unr_;, neut. of &unr_;, more, compar. of &unr_; much. See Full, a., and cf. Poly-, Plus. ] (Rhet.) Redundancy of language in speaking or writing; the use of more words than are necessary to express the idea;
n. One who is addicted to pleonasm. [ R. ] C. Reade. [ 1913 Webster ]
n. [ Gr.&unr_; abundant, rich; cf. F. pléonaste. ] (Min.) A black variety of spinel. [ 1913 Webster ]
adv. In a pleonastic manner. [ 1913 Webster ]