nucleolus Hear it!

nucleolus definition

nu·cleo·lus (no̵̅o̅ klē′ə ləs, nyo̵̅o̅-)

noun pl. nucleoli -·li′ (nyo̵̅o̅-)

a conspicuous, usually spherical, dense body in the nucleus of most cells, consisting of protein and RNA: ribosomes are produced here
also nucleole nu′·cle·ole′ (-klē ōl′)

Etymology: ModL < LL, dim. of L nucleus

Related Forms:

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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