Entry 1 sense Webster, 1913 Cicely /sĭs'-əl-ē/ · Cic·e·ly · IPA /ˈsɪsəli/ 01 n. Any one of several umbelliferous plants, of the genera Myrrhis, Osmorrhiza, etc. 1. Any one of several umbelliferous plants, of the genera Myrrhis, Osmorrhiza, etc.(Bot.)