Synonyms: semimonthly
Definition: a periodical that is published twice each month (or 24 issues per year)
Similar words: serial, serial publication, series
Definition: a periodical that appears at scheduled times
Synonyms: bimonthly, semimonthly
Definition: occurring twice a month
Usage: a semimonthly publication
Similar words: periodic, periodical
Definition: happening or recurring at regular intervals
Usage: the periodic appearance of the seventeen-year locust