Period

(pe're-od.) [From Gr. period os, literally, a going round.] (At.) The time which is taken up by a planet in making its revolution round the sun; or the duration of its course till it returns to the point of its orbit where it was supposed to begin its motion.(Typog.) A full stop, or that mark of punctuation which indicates the termination of a sentence; thus (.). - (Arith.) One of a congeries of three places or digits, separated from the rest by points or commas; and, in extracting roots, two places or digits for the squaro root, three for the cubo root, .- (Chron.) The revolution of a cycle or certain number of years; also, any indefinite portion of any continued degree of time, or series of events.-(Med.) The time which elapses between the acce of one fit, or paroxysm, and that of the next, including the entire exacerbation, decline, intermi ion, and remi ion.- (Ichet.) A complete sentence terminated by a full stop.-(Mus.) An entire musical sentence.-(Physiol.) One of the various stages in the development and decay of the animal organıza tion, which are distinguished by a marked character. [s. 697]