cy·cli·cal \ˈsīklə̇kəl, ˈsik-, -lēk-\adjective Etymology: French cyclique or Latin cyclicus + English -al 1.: cyclic 2. a.: related to or caused by a business cycle < cyclical unemployment > < a period of cyclical expansion > b.: relating to or especially subject to the influence of recurring economic fluctuations < a cyclical industry >