prokaryote       
noun [ C ]  biology specialized (also procaryote) uk/prəʊˈkær.i.əʊt/ us/proʊˈker.i.oʊt/
 原核生物
a type of organism that has only one cell and does not have a nucleus (= central part), for example a bacterium
  The eukaryotic cell is much larger and more efficient than the procaryote, carrying more genetic material. 真核细胞比原核细胞大得多,效率更高,携带更多遗传物质。 
 All the contents of the cells of prokaryote organisms (which lack a cell nucleus) are contained within the cytoplasm. 原核生物(无细胞核的)细胞内所含物质都在细胞质中。 
 Compare: eukaryote
 - More examples
 - The term prokaryote is Greek for "preliminary cell".
 - Some scientists suggest that the procaryote is a degenerate eukaryote, one that has lost its unique features.
 - Consider first a single-cell organism, a prokaryote.