CAPE-PIGEON, OR CAPE-PETREL. A sea-bird which follows a ship in her passage round the cape; the _Procellaria capensis_. (_See_ PINTADOS.) CAPER. A light-armed vessel of the 17th century, used by the Dutch for privateering. CAPER CORNER-WAY. Diagonally. CAPFUL OF WIND. A light flaw, which suddenly careens a vessel and passes off. CAPITAL OF A WORK. In fortification, an imaginary line bisecting its most prominent salient angle. CAPITANA. Formerly the principal galley in a Mediterranean fleet: the admiral's ship. CAPITULATION. The conditions on which a subdued force surrenders, agreed upon between the contending parties. CAPLIN, OR CAPELIN. A fish of the family _Clupeidæ_, very similar to a smelt; frequently imported from Newfoundland dried. It is the general bait for cod-fish there. CAP'N. The way in which some address the commanders of merchant vessels. CAPON. A jeering name for the red-herring. CAPONNIERE. In fortification, a passage across the bottom of the ditch, covered, at the least, by a parapet on each side, and very generally also with a bomb-proof roof, when it may be furnished with many guns, which are of great importance in the defence of a fortress, as the besieger can hardly silence them till he has constructed batteries on the brink of the ditch. CAPOTE. A good storm-coat with a hood, much worn in the Levant, and made of a special manufacture. CAPPANUS. The worm which adheres to, and gnaws the bottom of a ship, to prevent which all ships should be sheathed with copper. CAPPED. A ship making against a race or very strong currents. CAPRICORNUS. The tenth sign of the zodiac, which the sun enters about the 21st of December, and opens the winter solstice. CAP-SCUTTLE. A framing composed of coamings and head-ledges raised above the deck, with a top which shuts closely over into a rabbet. CAP-SHORE. A supporting spar between the cap and the trestle-tree. CAPSIZE, TO. To upset or overturn anything. CAP-SQUARE. The clamp of iron which shuts over the trunnions of a gun to secure them to the carriage, having a curve to receive one-third part of the trunnion, the other two being sunk in the carriage; it is closed by forelocks.