cyclosis

from WordNet (r) 3.0 (2006)

cyclosis
    n 1: the circulation of cytoplasm within a cell [syn:
         {cyclosis}, {streaming}]

from The Collaborative International Dictionary of English v.0.48

Cyclosis \Cy*clo"sis\ (s?-kl?"s?s), n. [NL., fr. Gr. ky`klwsis
   circulation, from kykloy^n. See {Cyclone}.] (Bot.)
   The circulation or movement of protoplasmic granules within a
   living vegetable cell.
   [1913 Webster]