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A kind of quadrangular piece of cloth put on by the Jews when repeating prayers in the synagogues. Crabb.

Having the posterior tarsal scales, or scutella, rectangular and arranged in regular rows; -- said of certain birds.

A name given to several species of plants of the genus Polygonum, having angular stems beset with minute reflexed prickles.

A quadrangular pillar, adorned on the top with the figure of a head, as of a man, woman, or satyr; -- called also terminal figure. See Terminus, n., 2 and 3.

A solid in the isometric system, bounded by twenty-four equal triangular faces, four corresponding to each face of the cube.

stem of rudders by which the pilot can exert a turning moment about each of the three rectangular axes of an aëroplane or airship.

An angular or prominence on any edge; as, a tooth on the scale of a fish, or on a leaf of a plant; specifically (Bot.),

family Ciniflonidæ, living among the dead branches of evergreen trees. It constructs a triangular web, or net, usually composed of four radii crossed by a double elastic fiber. The spider holds the thread at the apex of the web and stretches it tight, but lets go and springs the net when an insect comes in contact with…

Having three angles; triangular.

To make triangular, or three-cornered.

es; as, tricuspid obstruction. Tricuspid valve (Anat.), the valve, consisting of three triangular membranous flaps, at the opening of the right auricle into the right ventricle in the heart of most mammals; -- sometimes called the tricuspid valves, each flap being regarded as a valve.

e frieze of the Doric order, repeated at equal intervals. Each triglyph consists of a rectangular tablet, slightly projecting, and divided nearly to the top by two parallel and perpendicular gutters, or channels, called glyphs, into three parts, or spaces, called femora. A half channel, or glyph, is also cut upon each…

A kind of triangular lyre or harp.

Having three angles, or corners; triangular; as, a trigonal stem, one having tree prominent longitudinal angles.

A smooth triangular area on the inner surface of the bladder, limited by the apertures of the ureters and urethra.

A stylet, usually with a triangular point, used for exploring tissues or for inserting drainage tubes, as in dropsy. [Written also trochar.]

a long and narrow shape; as, trough between two ridges, etc. Trough gutter (Arch.), a rectangular or V-shaped gutter, usually hung below the eaves of a house. -- Trough of the sea, the depression between two waves.

ctognath fishes, belonging to the genus Ostracion, or the family Ostraciontidæ, having an angular body covered with a rigid integument consisting of bony scales. Some of the species are called also coffer fish, and boxfish.

Things or forms made by a turner, or in the lathe. Chairs of wood, the seats triangular, the backs, arms, and legs loaded with turnery. Walpole.

e of a pediment within the frame made by the upper and lower cornices, being usually a triangular space or table.