medusoid

2 definitions found

medusoid - Collaborative International Dictionary of English v.0.48 :

  Medusoid \Me*du"soid\, a. [Medusa + -oid.] (Zool.)
     Like a medusa; having the fundamental structure of a medusa,
     but without a locomotive disk; -- said of the sessile
     gonophores of hydroids. -- n. A sessile gonophore. See
     Illust. under Gonosome.
     [1913 Webster]

medusoid - WordNet (r) 2.1 (2005) :

  medusoid
      adj 1: relating to or resembling a medusa
      n 1: one of two forms that coelenterates take: it is the free-
           swimming sexual phase in the life cycle of a coelenterate;
           in this phase it has a gelatinous umbrella-shaped body and
           tentacles [syn: medusa, medusoid, medusan]