Noun: periodical ,peer-ee'ó-di-kul
- A publication that appears at fixed intervals
"She subscribed to several scientific periodicals to stay current in her field"
- Happening or recurring at regular intervals
"the periodical appearance of the seventeen-year locust";
- periodic
Derived forms: periodicals
See also: annual, biannual, biennial, bimestrial, bimonthly, biweekly, biyearly, cyclic, daily, day-after-day, day-by-day, day-to-day, diurnal, fortnightly [Brit], half-hourly, half-yearly, hebdomadal, hebdomadary, hourly, midweekly, monthly, nightly, oscillating, oscillatory, semestral, semestrial, semiannual, semimonthly, semiweekly, triennial, weekly, yearly
Type of: publication
Encyclopedia: Periodical