n. The act of one who or that which rises.n. Specifically— The appearance of the sun or a star above the horizon. In astronomy the sun or a planet is said to rise when the upper limb appears in the horizon; and in calculating the time allowance must be made for refraction, parallax, and the dip of the horizon. Primitive astronomers defined the seasons by means of the risings and settings of certain stars relatively to the sun. These, called by Kepler “poetical risings and settings,” are the acronychal, cosmical, and heliacal (see these words).n. The act of arising from the dead, or of coming to life again; resurrection.n. A hostile demonstration of people opposed to the government; a revolt; an insurrection; sedition: as, to call out troops to quell a rising.n. That which rises; a prominence, elevation, or swelling; specifically, a tumor on the body, as a boil or a wen.n. In mining, same as rise, 14.n. A giving way in an upward direction from pressure exerted from beneath.n. That which is used to make dough rise, as yeast or leaven. See salt-rising.n. In bread-making, the quantity of dough set to rise at one time.n. A defect sometimes occurring in casting crucible steel, which is said to “boil” in the mold after teeming, producing a honeycomb structure of the metal.n. A water-swelling: said of ova by fish-culturists.n. Nautical, the thick planking laid fore and aft, on which the timbers of the deck bear; also, the narrow strake inside a boat just under the thwarts.Increasing in possessions, importance, power, or distinction: as, a rising town; a rising man.Growing; advancing to adult years, and to the state of active life: as, the rising generation.Growing so as to be near some specified or indicated amount: used loosely in an awkward quasi-adverbial construction: reaching an amount greater than that specified: sometimes with of: as, rising three years old; rising of a thousand men were killed; the colt is rising of two this grass [U. S.]reaching an amount which is at least that specified and may be greater: as, a horse rising fourteen handsapproaching but not yet reaching the specified amount: as, a colt rising two years old [Eng.].