NUCLEOLUS • FREE TRANSLATOR.ORG • Definition of Nucleolus

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noun

Nucleolus n. (pl. nucleoli)

A little nucleus.

(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.

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Etymology of 'Nucleolus'

Collaborative International Dictionary of English 0.48

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"Nucleolus" Quotes from Famous Books

... scientific possibilities has suddenly been enormously extended. I no longer wonder at Wilson's demonic energy and enthusiasm. Who would not work hard who had a vast virgin field ready to his hand? Why, I have known the novel shape of a nucleolus, or a trifling peculiarity of striped muscular fibre seen under a 300-diameter lens, fill me with exultation. How petty do such researches seem when compared with this one which strikes at the very roots of life and the nature of the soul! I had always ...

— The Parasite • Arthur Conan Doyle

Words linked to "Nucleolus" : cell organelle, organelle, nucleolus organiser, nucleus, nucleole, karyon, cell nucleus