periodical

periodical

adjective

Definition of PERIODICAL

1

appearing in parts or numbers that follow regularly <a periodical town newsletter that is supported by local advertisers>

Synonyms episodic (also episodical), periodical, serialized

Related Words sequential; successive; periodic, recurrent, recurring, regular

2

occurring or appearing at intervals <periodical announcements from airline personnel concerning the delay>

Synonyms continual, on-and-off, periodic, periodical, recurrent, recurring

Related Words alternate, alternating, cyclic (or cyclical), rhythmic (or rhythmical), seasonal, serial; aperiodic, erratic, fitful, irregular, occasional, spasmodic, sporadic, spotty, unsteady

Near Antonyms eternal, everlasting, interminable, perpetual

Antonyms constant, continuous, incessant, unceasing

3

appearing or occurring repeatedly from time to time <periodical visits to the dentist will help keep your teeth healthy>

Synonyms constant, frequent, habitual, periodic, periodical, repeated, steady

Related Words continual, intermittent, recurrent, recurring; cyclic (or cyclical); around-the-clock, hourly, round-the-clock, 24-7 (or 24/7); chronic, confirmed, inveterate; expected, usual

Near Antonyms episodic (also episodical), occasional; unexpected, unusual

Antonyms inconstant, infrequent, irregular