n. A dangerous rock on the Italian coast opposite the whirpool Charybdis on the coast of Sicily, -- both personified in classical literature as ravenous monsters. The passage between them was formerly considered perilous; hence, the saying “Between Scylla and Charybdis, ” signifying a great peril on either hand. [ 1913 Webster ]
‖n. [ NL. See Scylla. ] (Zool.) A genus of oceanic nudibranchiate mollusks having the small branched gills situated on the upper side of four fleshy lateral lobes, and on the median caudal crest. [ 1913 Webster ]
☞ In color and form these mollusks closely imitate the fronds of sargassum and other floating seaweeds among which they live. [ 1913 Webster ]
n. (Zool.) One of a family (