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State of being ample; extent of surface or space; largeness of dimensions; size. The cathedral of Lincoln . . . is a magnificent structure, proportionable to the amplitude of the diocese. Fuller.

One of the rounded prominences of the lower surface of the lateral hemispheres of the cerebellum, each side of the vallecula.

peculiar relations to circles; -- sometimes called bicircular quartics. -- Anallagmatic surfaces, a certain class of surfaces of the fourth degree.

A distorted or monstrous projection or representation of an image on a plane or curved surface, which, when viewed from a certain point, or as reflected from a curved mirror or through a polyhedron, appears regular and in proportion; a deformation of an image.

, when it is lifted out of the ground. -- The anchor is awash, when it is hove up to the surface of the water. -- At anchor, anchored. -- To back an anchor, to increase the holding power by laying down a small anchor ahead of that by which the ship rides, with the cable fastened to the crown of the latter to prevent…

e made by the meeting of two arcs of great circles, which mutually cut one another on the surface of a globe or sphere. -- Visual angle, the angle formed by two rays of light, or two straight lines drawn from the extreme points of an object to the center of the eye. -- For Angles of commutation, draught, incidence, r…

A narrow circle of some distinct color on a surface or round an organ.

o assume different positions when resting, Culex usually holding the body parallel to the surface on which it rests and keeping the head and beak bent at an angle, while Anopheles holds the body at an angle with the surface and the head and beak in line with it. Unless they become themselves infected by previously biti…

curved longitudinally in one direction and transversely in the opposite direction, as the surface of a saddle.

An articular surface on the ilium of birds against which the great trochanter of the femur plays.

The end or edge of a vein nearest the surface. [U.S.] Apex of the earth's motion (Astron.), that point of the heavens toward which the earth is moving in its orbit.

tes, usually occurring in square prisms or octahedrons with pearly luster on the cleavage surface. It is a hydrous silicate of calcium and potassium.

c of non vascular tissues, in which nutritive matter from the blood is transformed on the surface of an organ into solid unorganized substance.

Australia. The wood cells differ from those of other in having the dots in their lateral surfaces in two or three rows, and the dots of contiguous rows alternating. The seeds are edible.

Any plane surface, as of the floor of a room or church, or of the ground within an inclosure; an open space in a building. The Alban lake . . . looks like the area of some vast amphitheater. Addison.

An interstice or small space, as between the cracks of the surface in certain crustaceous lichens; or as between the fibers composing organs or vessels that interlace; or as between the nervures of an insect's wing.

y, purity, innocence, beauty, or gentleness; -- represented in engraving by a plain white surface. Weale.

A variety of twilled fabric ribbed on the surface.

The sharp edge or salient angle formed by two surfaces meeting each other, whether plane or curved; -- applied particularly to the edges in moldings, and to the raised edges which separate the flutings in a Doric column. P. Cyc. Arris fillet, a triangular piece of wood used to raise the slates of a roof against a chimn…

A peculiar transparent worm of the genus Sagitta, living at the surface of the sea. See Sagitta.