n. A shrub of the genus Rosa, or its flower, found wild in numerous species, and cultivated from remote antiquity.n. One of various other plants so named from some resemblance to the true rose. See the phrases below.n. A knot of ribbon in the form of a rose, used as an ornamental tie of a hat-band, garter, shoe, etc.n. Figuratively, full flush or bloom.n. A light crimson color. Colors ordinarily called crimson are too dark to receive the name of rose. See II.n. In heraldry, a conventional representation of the flower, composed of five leaves or lobes, or, in other words, a kind of cinquefoil: when the five spaces between the leaves are filled by small pointed leaves representing the calyx, it is said to be barbed. (See barb, n., 8.)n. In arch, and art: A rose-windown. Any ornamental feature or work of decorative character having a circular outline: properly a larger and more important feature or work than a rosette or a circular boss.n. A rosette, as of lace.n. In zoology, a formation suggestive of a rose; a radiating disposition or arrangement of parts; a rosette, as that formed at the parting of feathers on the heads of domestic pigeons of different breeds, or that represented by caruncles about the eyes or beak. Compare rose-comb, under comb, 3.n. A perforated nozle of a pipe, spout, etc., to distribute water in fine shower-like jets; a rose-head; also, a plate similarly perforated covering some aperture.n. An ornamental annular piece of wood or metal surrounding the spindle of a door-lock or a gas-pipe at the point where it passes through a wall or ceiling.n. The disease erysipelas: so named, popularly, from its color.n. In English history, one of the two rival factions, York and Lancastrian. See Wars of the Roses, below.n. A circular card or disk, or a diagram with radiating lines: as, the compass-card or rose of the compass; the barometric rose, which shows the barometric pressure, at any place, in connection with the winds blowing from different points of the compass; a wind-rose.n. In musical instruments like flutes, guitars, dulcimers, and harpsichords, an ornamental device set in the sound-hole of the belly, and often serving as a trade-mark as well as a decoration.n. A form in which precious stones, especially small diamonds, are frequently cut.n. A very small diamond, scarcely more than a splinter, of which as many as 400 are sometimes necessary to make a carat, or 60,000 to make an ounce. These are seldom regularly cut, 6 to 8 facets only being the usual number.n. A rose-mallow, Hibiscus Rosa-sinensis. See shoeblack-plant.n. Same as sage-rose.n. Specifically, the French rose.n. In botany, the order Rosaceæ.n. A St.-John's-wort, Hypericum calycinum. Britten and Holland, Eng. Plant-names. [Prov. Eng.]n. Same as althæa, 2. [U. S.]n. Specifically, Rosa alba, a garden rose, native in the Caucasus.n. See Rœmeria.n. R. sulphurea, the double yellow rose, beautiful in warm climates, native from Asia Minor to Persia.Of an extremely luminous purplish-red color.To render rose-colored; redden; cause to flush or blush.To perfume as with roses.Preterit of rise.An obsolete or dialectal form of roose.n. In geometry, certain transcendental curves having, in polar coördinates, equations of the form ρ = α cos b θ.