‖n. pl. [ NL., from Gr. &unr_; a little dart. ] (Zool.) Threadlike defensive organs, composed largely of nettling cells (cnidæ), thrown out of the mouth or special pores of certain Actiniæ when irritated. [ 1913 Webster ]

‖n. [ NL., from Gr. &unr_;, fr. &unr_;, dim. &unr_; dart. ] (Zool.) Anciently, a snake, called dart snake; now, one of a genus of reptiles closely allied to the lizards. [ 1913 Webster ]