'Trochosphere' definitions:

Definition of 'Trochosphere'

From: GCIDE
  • Trochosphere \Troch"o*sphere\, n. [Gr. ? a wheel + sphere.] (Zool.) A young larval form of many annelids, mollusks, and bryozoans, in which a circle of cilia is developed around the anterior end. [1913 Webster]