Available Definitions:
1) n. - A tendril or clasper.
2) n. - A soft tactile appendage of the mantle of many Mollusca, and of the parapodia of Annelida. Those near the head of annelids are Tentacular cirri; those of the last segment are caudal cirri.
3) n. - The jointed, leglike organs of Cirripedia. See Annelida , and Polychaeta.
4) n. - The external male organ of trematodes and some other worms, and of certain Mollusca.
5) n. - See under Cloud.