Defn: One of the divisions of a pinnate part or organ.
3. Etym: [L. pinna, akin to Gr. (Zoöl.)
Defn: Any species of Pinna, a genus of large bivalve mollusks found in all warm seas. The byssus consists of a large number of long, silky fibers, which have been used in manufacturing woven fabrics, as a curiosity.
4. (Anat.)
Defn: The auricle of the ear. See Ear.
PINNACE
Pin"nace, n. Etym: [F. pinasse; cf. It. pinassa, pinazza, Sp. pinaza;
all from L. pinus a pine tree, anything made of pine, e.g., a ship.
Cf. Pine a tree.]
1. (Naut.) (a) A small vessel propelled by sails or oars, formerly employed as a tender, or for coast defence; — called originally, spynace or spyne. (b) A man-of-war's boat. Whilst our pinnace anchors in the Downs. Shak.
2. A procuress; a pimp. [Obs.] B. Jonson.
PINNACLE Pin"na*cle, n. Etym: [OE. pinacle, F. pinacle, L. pinnaculum, fr. pinna pinnacle, feather. See Pin a peg.]
1. (Arch.)