单词	exocytosis
释义	exocytosis noun exo·​cy·​to·​sis ˌek-sō-sī-ˈtō-səs  plural exocytoses ˌek-sō-sī-ˈtō-ˌsēz  : the release of cellular substances (such as secretory products) contained in cell vesicles by fusion of the vesicular membrane with the plasma membrane and subsequent release of the contents to the exterior of the cell exocytotic ˌek-sō-sī-ˈtä-tik  adjective Example Sentences Recent Examples on the Web Once packaged, coronaviruses leave their host cell via an export system that's normally used to send material to the cell's surface (a process called exocytosis). John Timmer, Ars Technica, 20 Mar. 2020 Word History Etymology New Latin, from exo- + cyt- + -osis First Known Use 1963, in the meaning defined above Medical Definition exocytosis noun exo·​cy·​to·​sis ˌek-sō-sī-ˈtō-səs  plural exocytoses -ˌsēz  : the release of cellular substances (as secretory products) contained in cell vesicles by fusion of the vesicular membrane with the plasma membrane and subsequent release of the contents to the exterior of the cell
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