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ed, consisting of a large blade fixed on the end of a pole, whose edge was on the outside curve; also, a light lance with a long sharp-pointed head. Wilhelm.

The locus described by any point attached to a curve that slips continuously on another fixed curve, the movable curve having no rotation at any instant.

large South African antelopes of the genus Catoblephas, having a mane and bushy tail, and curved horns in both sexes. [Written also gnoo.]

The annual spear grass (Poa annua). -- Goose neck, anything, as a rod of iron or a pipe, curved like the neck of a goose; specially (Naut.), an iron hook connecting a spar with a mast. -- Goose quill, a large feather or quill of a goose; also, a pen made from it. -- Goose skin. See Goose flesh, above. -- Goose tong…

One of the abatements. It is made of two curved lines, meeting in an acute angle in the fesse point.

or cutting holes, channels, or grooves, in wood, stone, etc.; a similar instrument, with curved edge, for turning wood.

The rate of increase or decrease of a variable magnitude, or the curve which represents it; as, a thermometric gradient. Gradient post, a post or stake indicating by its height or by marks on it the grade of a railroad, highway, or embankment, etc., at that spot.

An instrument for dividing any line, right or curve, into small, regular intervals.

stic operations, etc. -- Grafting tool. (a) Any tool used in grafting. (b) A very strong curved spade used in digging canals. -- Grafting wax, a composition of rosin, beeswax tallow, etc., used in binding up the wounds of newly grafted trees.

A halfround single-cut file or fioat, having one curved face and one straight face, -- used by comb makers. Knight.

ebra, a branch of algebra in which, the properties of equations are treated by the use of curves and straight lines. -- Graphic arts, a name given to those fine arts which pertain to the representation on a fiat surface of natural objects; as distinguished from music, etc., and also from sculpture. -- Graphic formula…

eyond the hull; esp., in side-wheel steam vessels, the framework of strong timbers, which curves out on each side beyond the paddle wheel, and protects it and the shaft against collision.

Winding or coiled round; curved into a circle; taking a circular course.

ancient long-handled weapon, of which the head had a point and several long, sharp edges, curved or straight, and sometimes additional points. The heads were sometimes of very elaborate form. [Written also halbert.]

One of the two curved pieces of wood or metal, in the harness of a draught horse, to which the traces are fastened. They are fitted upon the collar, or have pads fitting the horse's neck attached to them.

Having the end hooked or curved.

s or is suspended, as a sword worn at the side; especially, in the 18th century, a short, curved sword.

Curved like a hawk's bill; crooked.

Spiral; curved, like the spire of a univalve shell.

A nonplane curve whose tangents are all equally inclined to a given plane. The common helix is the curve formed by the thread of the ordinary screw. It is distinguished from the spiral, all the convolutions of which are in the plane.