(1):

(adv.) In quarters, or quarterings; as, to bear arms quarterly; in four or more parts; - said of a shield thus divided by lines drawn through it at right angles.

(2):

(a.) Recurring during, or at the end of, each quarter; as, quarterly payments of rent; a quarterly meeting.

(3):

(a.) Containing, or consisting of, a fourth part; as, quarterly seasons.

(4):

(adv.) By quarters; once in a quarter of a year; as, the returns are made quarterly.

(5):

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