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Inserted exterior to the eyes; -- said of the antennæ of certain insects.

The exterior curve of an arch; esp., the upper curved face of the whole body of voussoirs. See Intrados.

The exterior form or appearance of anything; that part which presents itself to the view; especially, the front or upper part or surface; that which particularly offers itself to the view of a spectator. A mist . . . watered the whole face of the ground. Gen. ii. 6. Lake Leman wooes me with its crystal face. Byron.…

A covering in front, for ornament or other purpose; an exterior covering or sheathing; as, the facing of an earthen slope, sea wall, etc. , to strengthen it or to protect or adorn the exposed surface.

A second raampart, exterior to, and parallel to, the main rampart, and considerably below its level.

The exterior wooden rim, or a segment of the rim, of a wheel, supported by the spokes. [Written also felloe.] Break all the spokes and fellies from her wheel. Shak.

ciency; as, filling for a cavity in a tooth, a depression in a roadbed, the space between exterior and interior walls of masonry, the pores of open-grained wood, the space between the outer and inner planks of a vessel, etc.

Lying on the exterior part; bordering; conterminous; as, a frontier town.

t part of geology which treats of the materials of the earth's structure, and its general exterior and interior constitution.

k; especially (Fort.), that slope of earth which inclines from the covered way toward the exterior ground or country (see Illust. of Ravelin).

Being within any limits, inclosure, or substance; inside; internal; inner; -- opposed to exterior, or superficial; as, the interior apartments of a house; the interior surface of a hollow ball.

Turned inward at the margin, as the exterior lip of the Cyprea.

A genus of fossil trees of the Devonian and Carboniferous ages, having the exterior marked with scars, mostly in quincunx order, produced by the separation of the leafstalks.

The exterior limit of a figure, plat, or territory; boundary; contour; outline. Eden stretched her line From Auran eastward to the royal towers Of great Seleucia. Milton.

One of the outlines, exterior features, or distinctive marks, of a body or figure, particularly of the face; feature; form; mark; - - usually in the plural. "The lineaments of the body." Locke. "Lineaments in the character." Swift. Man he seems In all his lineaments. Milton.

Covered with a shell or exterior made of plates somewhat like a coat of mail, as in the armadillo.

The great world; that part of the universe which is exterior to man; -- contrasted with microcosm, or man. See Microcosm.

. See Female rhyme, under Female. -- Male screw (Mech.), a screw having threads upon its exterior which enter the grooves upon the inside of a corresponding nut or female screw. -- Male thread, the thread of a male screw.

The external fold, or folds, of the soft, exterior membrane of the body of a mollusk. It usually forms a cavity inclosing the gills. See Illusts. of Buccinum, and Byssus.

es, and called coarse metal, fine metal, etc., according to the grade of fineness. On the exterior it is dark brown or black, but on a fresh surface is yellow or bronzy in color.