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t out the position of something beneath the water, as an anchor, shoal, rock, etc. Anchor buoy, a buoy attached to, or marking the position of, an anchor. -- Bell buoy, a large buoy on which a bell is mounted, to be rung by the motion of the waves. -- Breeches buoy. See under Breeches. -- Cable buoy, an empty cask e…

Buoys, taken collectively; a series of buoys, as for the guidance of vessels into or out of port; the providing of buoys.

Buoyancy. [R.]

so, the weight of a floating body, as measured by the volume of fluid displaced. Such are buoyancies or displacements of the different classes of her majesty's ships. Eng. Cyc.

aving the quality of rising or floating in a fluid; tending to rise or float; as, iron is buoyant in mercury. "Buoyant on the flood." Pope.

See under Buoy, n.

The act of buoying up; uplifting. [R.] Coleridge.

acket having air-tight cells, or cavities which can be filled with air, to render persons buoyant in swimming.

A suffix expressing more strongly than -ance the idea of quality or state; as, constancy, buoyancy, infancy.

Trousers; pantaloons. [Colloq.] Breeches buoy, in the life-saving service, a pair of canvas breeches depending from an annular or beltlike life buoy which is usually of cork. This contrivance, inclosing the person to be rescued, is hung by short ropes from a block which runs upon the hawser stretched from the ship to t…

A small boat. Yond tall anchoring bark [appears] Diminished to her cock; her cock, a buoy Almost too small for sight. Shak.

nd." Morley. See Mortmain. -- Dead head (Naut.), a rough block of wood used as an anchor buoy. -- Dead heat, a heat or course between two or more race horses, boats, etc., in which they come out exactly equal, so that neither wins. -- Dead horse, an expression applied to a debt for wages paid in advance. [Law] -- De…

A buoy. See under Dead, a.

, floating docks, hydraulic docks, etc. -- Floating dock, a dock which is made to become buoyant, and, by floating, to lift a vessel out of water. -- Graving dock, a dock for holding a ship for graving or cleaning the bottom, etc. -- Hydraulic dock, a dock in which a vessel is raised clear of the water by hydraulic…

A spar or buoy held by an anchor and furnished with a ring to which ships may fasten their cables. R. H. Dana.

vapor or gas, as carbonic acid. -- Fire balloon. (a) A balloon raised in the air by the buoyancy of air heated by a fire placed in the lower part. (b) A balloon sent up at night with fireworks which ignite at a regulated height. Simmonds. -- Fire bar, a grate bar. -- Fire basket, a portable grate; a cresset. Knight…

Anything used to buoy up whatever is liable to sink; an inflated bag or pillow used by persons learning to swim; a life preserver. This reform bill . . . had been used as a float by the conservative ministry. J. P. Peters.

Buoyed upon or in a fluid; a, the floating timbers of a wreck; floating motes in the air.

Swimming on the surface; buoyant; light. Sir W. Raleigh.

Not capable of being submerged; buoyant. [R.]