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ow its true place; a cavity or hollow; as, roughness consists in little protuberances and depressions.

A small depression, sac, or vesicle, as the socket of a tooth, the air cells of the lungs, the ultimate saccules of glands, etc.

A sinuous depression or sulcus like those separating the convolutions of the brain.

Depression occasioned by terror; dismay. [Obs.] Bacon.

ds, consisting of a belt of coral reef, partly submerged, surrounding a central lagoon or depression; a lagoon island.

A circular or oval valley, or depression of the surface of the ground, the lowest part of which is generally occupied by a lake, or traversed by a river.

Pertaining to a biceps muscle; as, bicipital furrows, the depressions on either side of the biceps of the arm.

containing no ball. -- Blank deed. See Deed. -- Blank door, or Blank window (Arch.), a depression in a wall of the size of a door or window, either for symmetrical effect, or for the more convenient insertion of a door or window at a future time, should it be needed. -- Blank indorsement (Law), an indorsement which…

A depression round the eye of a millstone. Knight.

h. [Prow. Eng.] Wright. Cam wheel (Mach.), a wheel with one or more projections (cams) or depressions upon its periphery or upon its face; one which is set or shaped eccentrically, so that its revolutions impart a varied, reciprocating, or intermittent motion.

f the affected parts, sloughing of the skin and deeper tissues, and marked constitutional depression. It differs from a boil in size, tendency to spread, and the absence of a central core, and is frequently fatal. It is also called anthrax.

vessel's side, to which the standing rigging is fastened. -- Chain pulley, a pulley with depressions in the periphery of its wheel, or projections from it, made to fit the links of a chain. -- Chain pumps. See in the Vocabulary. -- Chain rule (Arith.), a theorem for solving numerical problems by composition of ratio…

Having the ground engraved or cut out in the parts to be enameled; inlaid in depressions made in the ground; -- said of a kind of enamel work in which depressions made in the surface are filled with enamel pastes, which are afterward fired; also, designating the process of making such enamel work. --n.…

Extreme depression or sudden failing o

Having elevations or depressions in form like one half of a bivalve shell; -- applied principally to a surface produced by fracture.

The act or process of reducing, by depression of temperature or increase of pressure, etc., to another and denser form, as gas to the condition of a liquid or steam to water.

To cheer in distress or depression; to alleviate the grief and raise the spirits of; to relieve; to comfort; to soothe. And empty heads console with empty sound. Pope. I am much consoled by the reflection that the religion of Christ has been attacked in vain by all the wits and philosophers, and its triumph has been co…

To chamfer or form a depression around the top of (a hole in wood, metal, etc.) for the reception of the head of a screw or bolt below the surface, either wholly or in part; as, to countersink a hole for a screw.

An act of civility, respect, or reverence, made by women, consisting of a slight depression or dropping of the body, with bending of the kness. [Written also curtsy.] The lady drops a courtesy in token of obedience, and the ceremony proceeds as usual. Golgsmith.

Hollow; cuplike; also, full of cups, or small depressions.