periodic
Definitions
Appearing or occurring at intervals.
Recurring at regular intervals of time.
Relating to or constituting a period or periods.
Examples
The committee holds periodic meetings to review the progress of the project.
The periodic maintenance of the machinery ensures that it continues to operate efficiently.
Synonyms
recurrent cyclic regular rhythmic intermittent seasonal frequent
Antonyms
irregular sporadic infrequent random unpredictable constant continuous