English word cyclic comes from Ancient Greek κυκλικός

Detailed word origin of cyclic

Dictionary entry	Language	Definition
κυκλικός	Ancient Greek (grc)
cyclic	English (eng)	(botany) Having parts arranged in a whorl.. (chemistry, of a compound) Having chains of atoms arranged in a ring.. (geometry, of a polygon) Able to be inscribed in a circle.. (mathematics, of a group) Being generated by only one element.. Characterized by, or moving in cycles, or happening at regular intervals.