scyphiform
/ˌsɪfiːˈfaɪm/Definitions
1. adjective
Having the form of a sea anemone, especially a cup-like medusa
“The scyphiform shape of the jellyfish’s bell was a remarkable sight.”
2. noun
A marine jellyfish of the class Scyphozoa, characterized by a cup-like bell-shaped body
“The scyphiforms were abundant in the ocean’s surface waters.”