Nucleolus definition

Nucleolus





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2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Nucleolus \Nu*cle"o*lus\, n.; pl. {Nucleoli}. [L., a little nut,
     dim. of nucleus.]
     1. A little nucleus.
        [1913 Webster]
  
     2. (Biol.) A small rounded body contained in the nucleus of a


        cell or a protozoan.
        [1913 Webster]
  
     Note: It was termed by Agassiz the entoblast. In the
           protozoa, where it may be situated on one side of the
           nucleus, it is sometimes called the endoplastule, and
           is supposed to be concerned in the male part of the
           reproductive process. See {Nucleus}.
           [1913 Webster]

From WordNet (r) 2.0 [wn]:

  nucleolus
       n : a small round body of protein in a cell nucleus; nucleoli
           contain RNA and are involved in protein synthesis [syn: {nucleole}]
       [also: {nucleoli} (pl)]

















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