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ing some act; -- distinguished from international and constitutional law. See Law, 1. -- Periodic law. (Chem.) See under Periodic. -- Roman law, the system of principles and laws found in the codes and treatises of the lawmakers and jurists of ancient Rome, and incorporated more or less into the laws of the several E…

ke that of a balance before coming to rest. Libration of the moon, any one of those small periodical changes in the position of the moon's surface relatively to the earth, in consequence of which narrow portions at opposite limbs become visible or invisible alternately. It receives different names according to the mann…

A cooling periodical wind in the Isle of Cyprus, blowing from the northwest from eight o'clock, A. M., to the middle of the day or later.

rsons admitted to any entertainment, as a theater or opera, without payment, or to whom a periodical, or the like, is furnished without cost.

hey were clothed all in one livery Of a solempne and a gret fraternite. Chaucer. From the periodical deliveries of these characteristic articles of servile costume (blue coats) came our word livery. De Quincey.

A pamphlet published periodically containing miscellaneous papers or compositions. Magazine dress, clothing made chiefly of woolen, without anything metallic about it, to be worn in a powder magazine. -- Magazine gun, a portable firearm, as a rifle, with a chamber carrying cartridges which are brought automatically in…

A kind of sick or nevrous headache, usually periodical and confined to one side of the head.

The catamenial or menstrual discharge, a periodic flow of blood or bloody fluid from the uterus or female generative organs.

paper; -- so called because formerly supposed to fall from meteors. -- Meteoric showers, periodical exhibitions of shooting stars, occuring about the 9th or 10th of August and 13th of November, more rarely in April and December, and also at some other periods.

To pass periodically from one region or climate to another for feeding or breeding; -- said of certain birds, fishes, and quadrupeds.

n, alternating with a wind from the opposite direction; -- a term applied particularly to periodical winds of the Indian Ocean, which blow from the southwest from the latter part of May to the middle of September, and from the northeast from about the middle of October to the middle of December.

A room where news is collected and disseminated, or periodicals sold; a reading room supplied with newspapers, magazines, etc.

An instrument for measuring the rise of water in the Nile during its periodical flood.

A vehement desire; esp. (Physiol.), the periodical sexual impulse of animals; heat; rut.

The path described by a heavenly body in its periodical revolution around another body; as, the orbit of Jupiter, of the earth, of the moon.

atus which illustrates, by the revolution of balls moved by wheelwork, the relative size, periodic motions, positions, orbits, etc., of bodies in the solar system.

A printed sheet appearing periodically; a newspaper; a journal; as, a daily paper.

A salt of periodic acid.

A table or other means for calculating the periodical functions of women. Dunglison.

The science of the relations between climate and periodic biological phenomena, as the migrations and breeding of birds, the flowering and fruiting of plants, etc. -- Phe`no*log"ic*al (#), a. -- Phe`no*log"ic*al*ly, adv. -- Phe*nol"o*gist (#), n.