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]WordNet (r) 3.0 (2006):
cyclosis n 1: the circulation of cytoplasm within a cell [syn: cyclosis, streaming]