scyphistoma — noun (plural scyphistomae; also mas) Etymology: New Latin, from Latin scyphus cup + Greek stoma mouth more at stomach Date: 1861 a sexually produced scyphozoan larva that ultimately repeatedly constricts transversely to form free swimming medusae … New Collegiate Dictionary
Jellyfish — For other uses, see Jellyfish (disambiguation). Jellyfish Temporal range: 505–0 Ma … Wikipedia
scyphistoma — [sī fis′tə mə] n. pl. scyphistomae [sī fis′təmē΄] or scyphistomas 〚ModL < L scyphus, cup (see SCYPHUS) + Gr stoma, mouth (see STOMA)〛 … Universalium
scyphistoma — [sī fis′tə mə] n. pl. scyphistomae [sī fis′təmē΄] or scyphistomas [ModL < L scyphus, cup (see SCYPHUS) + Gr stoma, mouth (see STOMA)] the small, attached polyp stage of the scyphozoan jellyfishes, preceding the strobila stage … English World dictionary