cyclic
cy-clic
adjective
Relating to or forming a cycle; occurring in regular, repeating sequences.
"The Earth's seasons show a cyclic change."
Thesaurus
Synonyms: bicyclic, isocyclic, closed-chain, homocyclic, closed-ring, heterocyclic, orbitual, alternate, circular, cyclical, alternating, rotary
Antonyms: acyclic, noncyclic, noncyclical, open-chain