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Cæsarean section. See under Cæsarean.

egular prospecting drift, following or seeking the ore without regard to regular grade or section. Raymond.

The groove of a pulley. Gorge circle (Gearing), the outline of the smallest cross section of a hyperboloid of revolution. -- Gorge hook, two fishhooks, separated by a piece of lead. Knight.

he ends of the scion and stock completely across and obliquely, in such a manner that the sections are of the same shape, then lapping the ends so that the one cut surface exactly fits the other, and securing them by tying or otherwise. -- Whip grafting, tongue grafting, the same as splice grafting, except that a clef…

ee Trailing arbutus, under Arbutus. -- Ground line (Descriptive Geom.), the line of intersection of the horizontal and vertical planes of projection. -- Ground liverwort (Bot.), a flowerless plant with a broad flat forking thallus and the fruit raised on peduncled and radiated receptacles (Marchantia polymorpha). --…

A hive made of a section of a hollow gum tree; hence, any roughly made hive; also, a vessel or bin made of a hollow log. [Southern U. S.]

ary price; or a price much reduced. -- Half round. (a) (Arch.) A molding of semicircular section. (b) (Mech.) Having one side flat and the other rounded; -- said of a file. -- Half shift (Mus.), a position of the hand, between the open position and the first shift, in playing on the violin and kindred instruments. Se…

A horizontal dislocation in a metallic lode, taking place at an intersection with another lode.

The anatomy or dissection of reptiles.

gh bone and hip bone. -- Hip knob (Arch.), a finial, ball, or other ornament at the intersection of the hip rafters and the ridge. -- Hip molding (Arch.), a molding on the hip of a roof, covering the hip joint of the slating or other roofing. -- Hip rafter (Arch.), the rafter extending from the wall plate to the rid…

The dissection of organic tissues.

cating the hour. (b) (Dialing) A line on which the shadow falls at a given hour; the intersection of an hour circle which the face of the dial. -- Hour plate, the plate of a timepiece on which the hours are marked; the dial. Locke. -- Sidereal hour, the twenty-fourth part of a sidereal day. -- Solar hour, the twenty…

Originally, a nickname for a member of the conservative section of the Democratic party in New York; hence, one opposed to progress in general; a fogy. [Political Cant, U.S.]

A curve formed by a section of a cone, when the cutting plane makes a greater angle with the base than the side of the cone makes. It is a plane curve such that the difference of the distances from any point of it to two fixed points, called foci, is equal to a given distance. See Focus. If the cutting plane be produce…

The Cæsarean section. See under Cæsarean.

A horizontal section of a building or other object, showing its true dimensions according to a geometric scale; a ground plan; a map; also, the art of making such plans.

The anatomy or dissection of fishes. [R.]

A certain conic section supposed to be drawn in the tangent plane to any surface, and used to determine the accidents of curvature of the surface at the point of contact. The curve is similar to the intersection of the surface with a parallel to the tangent plane and indefinitely near it. It is an ellipse when the curv…

A line of division or intersection; as, the tendinous inscriptions, or intersections, of a muscle.

t to the same invention. Interference figures (Optics), the figures observed when certain sections of crystallized bodies are viewed in converging polarized light; thus, a section of a uniaxial crystal, cut normal to the vertical axis, shows a series of concentric colored rings with a single black cross; -- so called b…