Pronunciation: (kwôr'tur-lē), [key]
—adj., n., pl. -lies,
1. occurring, done, paid, issued, etc., at the end of every quarter of a year: a quarterly report; quarterly interest.
2. pertaining to or consisting of a quarter.
a periodical issued every three months.
1. by quarters; once each quarter of a year: The bank pays interest quarterly.
a. with division into four quarters.
b. in the four quarters of an escutcheon.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.