nucleolus organizer
noun
: the specific part of a chromosome with which a nucleolus is associated especially during its reorganization after nuclear division
called also nucleolar organizer
Word History
First Known Use
1939, in the meaning defined above
Time Traveler
The first known use of nucleolus organizer was
in 1939
Dictionary Entries Near nucleolus organizer
Cite this Entry
“Nucleolus organizer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nucleolus%20organizer. Accessed 4 Dec. 2023.
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Medical Definition
nucleolus organizer
noun
: the specific part of a chromosome with which a nucleolus is associated especially during its reorganization after nuclear division
called also nucleolar organizer
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