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A printed publication, more especially a newspaper or other periodical. Addison.

Anticipating the usual time; -- applied to a periodical disease whose paroxysms return at an earlier hour at every repetition.

A periodical work published once a quarter, or four times in a year.

f this alkaloid, as the acetate, chloride, sulphate, etc., employed as a febrifuge or antiperiodic. Called also quinia, quinina, etc. [Written also chinine.]

s student. -- Reading room, a room appropriated to reading; a room provided with papers, periodicals, and the like, to which persons resort.

A certain periodical profit, whether in money, provisions, chattels, or labor, issuing out of lands and tenements in payment for the use; commonly, a certain pecuniary sum agreed upon between a tenant and his landlord, paid at fixed intervals by the lessee to the lessor, for the use of land or its appendages; as, rent…

A periodical containing critical essays upon matters of interest, as new productions in literature, art, etc.

An instrument which periodically or otherwise interrupts an electric current. Wheatstone.

Movement in musical time, with periodical recurrence of accent; the measured beat or pulse which marks the character and expression of the music; symmetry of movement and accent. Moore (Encyc. )

Of or pertaining to a period; constituting a complete sentence. Periodic comet (Astron.), a comet that moves about the sun in an elliptic orbit; a comet that has been seen at two of its approaches to the sun. -- Periodic function (Math.), a function whose values recur at fixed intervals as the variable uniformly incre…

To perform a periodical revolution; to move onward as with a revolution; as, the rolling year; ages roll away.

not be reflected, or polarized, or deflected by a magnetic field. They are regarded as nonperiodic, transverse pulses in the ether. They are used in examining opaque objects, as for locating fractures or bullets in the human body.

vents ending where it began; a series of like events recurring in continuance; a cycle; a periodical revolution; as, the round of the seasons; a round of pleasures.

distance from the sun nearly eight hundred and eighty millions of miles, and its year, or periodical revolution round the sun, nearly twenty-nine years and a half. It is surrounded by a remarkable system of rings, and has eight satellites.

group, whose existence was predicated under the provisional name ekaboron by means of the periodic law, and subsequently discovered by spectrum analysis in certain rare Scandinavian minerals (euxenite and gadolinite). It has not yet been isolated. Symbol Sc. Atomic weight 44

Something done or made every half month; esp., a semimonthly periodical. -- adv.

That which comes or happens once every half week, esp. a semiweekly periodical. -- adv.

ies or succession of part; a tale, or other writing, published in successive numbers of a periodical.

e cube of b is to the square root of the cube of b', or a:a'::sq. rootb3:sq. rootb'3. The periodic times of the planets are in the sesquiplicate ratio of their mean distances. Sir I. Newton.

A natural and healthy, but temporary and periodical, suspension of the functions of the organs of sense, as well as of those of the voluntary and rational soul; that state of the animal in which there is a lessened acuteness of sensory perception, a confusion of ideas, and a loss of mental control, followed by a more o…