ETYM Cf. French cycluque, Greek kyklikos, from kyklos See Cycle.
1. Recurring in cycles; SYN. cyclical.
2. Marked by repeated cycles.
3. Chemistry: having atoms arranged in a ring structure.
4. Botany: forming a whorl or having parts arranged in a whorl.

That which occurs in cycles.

ETYM Cf. French oscillatoire. Related to Oscillate.
Having periodic vibrations; SYN. oscillating.

1. Happening or recurring at regular intervals; SYN. periodical.
2. Recurring at regular intervals.
3. Recurring or reappearing from time to time

1. Periodic
2. Published with a fixed interval between the issues or numbers; published in, characteristic of, or connected with a periodical

In a cyclical manner.

In an intermittent manner.

1. Periodic
2. Published with a fixed interval between the issues or numbers; published in, characteristic of, or connected with a periodical