Nucleolus - Dictionary Definition and Overview

Nucleolus :  (noun)

1: a small round body of protein in a cell nucleus; nucleoli contain RNA and are involved in protein synthesis [syn: nucleole]

Based on WordNet 2.0

Nucleolus : \Nu*cle"o*lus\, n.; pl. Nucleoli. [L., a little nut, dim. of nucleus.] 1. A little nucleus.

2. (Biol.) A small rounded body contained in the nucleus of a cell or a protozoan.

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.

Based on WordNet (r) 2.0 (August 2003)

Example Usage of Nucleolus

ralph_beloch: http://img.ly/g2x visualization of Nucleolus through fluorescent protein tagging
itsmeSharee: Nucleus. Nucleolus. Nuclear Membrane. Cytoplasm. Cetrosome. Ribosome. Mitochondrion. Lysosome. Vacuole. Cell membrane. Golgi. Smooth ER. and
goldylookfleece: ,seems to be alot of upset in the world,it seems more personal,not general,affecting family stability the Nucleolus of family life be strong
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