Pronunciation: (ring'tāl"), [key]
1. any phalanger of the genus Pseudocheirus, having the prehensile tail curled into a ring.
3. Also called ringsail. Naut.a narrow studdingsail set abaft a gaff sail, esp. a spanker, upon spears extending beyond the gaff and boom.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.