cyc·lic 
(sĭklĭk, sīklĭk) or cyc·li·cal (sĭklĭ-kəl, sīklĭ-kəl)
(sĭklĭk, sīklĭk) or cyc·li·cal (sĭklĭ-kəl, sīklĭ-kəl)adj.
1.
a. Of, relating to, or characterized by cycles: a cyclic pattern of weather changes.
b. Recurring or moving in cycles: cyclical history.
2. Chemistry Of or relating to compounds having atoms arranged in a ring or closed-chain structure.
3. Botany
a. Having parts arranged in a whorl.
b. Forming a whorl.
cy′cli·cali·ty (sĭk′lə-kălĭ-tē, sī′klə-) n.
cycli·cal·ly adv.