The AI-powered English dictionary
plural oocysts
(mycology, archaic) A reproductive cell in certain fungi.
(biology) A thick-walled spore in the lifecycle of some parasitic protozoans that develops into sporozoite. quotations
Ross had found in the stomach wall of an Anopheles mosquito the oocysts (eggs) which are the intermediate stage of the Plasmodium life cycle.
1997, Roy Porter, The Greatest Benefit to Mankind, Folio Society 2016, page 453