|—n , pl -sas, -sae|
|1.||jellyfish another name for jellyfish|
|2.||Compare polyp medusoid, Also called: medusan one of the two forms in which a coelenterate exists. It has a jelly-like umbrella-shaped body, is free swimming, and produces gametes|
|[C18: from the likeness of its tentacles to the snaky locks of |
|Greek myth See also Pegasus a mortal woman who was transformed by Athena into one of the three Gorgons. Her appearance was so hideous that those who looked directly at her were turned to stone. Perseus eventually slew her|
|medusa (mĭ-d'sə) Pronunciation Key
Plural medusas or medusae (mĭ-d'sē)
A cnidarian in its free-swimming stage. Medusas are bell-shaped, with tentacles hanging down around a central mouth. Jellyfish are medusas, while corals and sea anemones lack a medusa stage and exist only as polyps. Compare polyp.