plasmosome

American

[plaz-muh-sohm] / ˈplæz məˌsoʊm /

noun

Cell Biology.

a true nucleolus, as distinguished from a karyosome.

plasmosome British

/ ˈplæzməˌsəʊm /

noun

another name for nucleolus

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of plasmosome

First recorded in 1885–90; plasmo- + -some ³

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

plasmosome

First spermatocyte, spireme stage, showing the unequal pair associated with a large plasmosome.

From Studies in Spermatogenesis Part II by Stevens, Nettie Maria

Heterochromosome group. p = plasmosome, l = large heterochromosome, s = small heterochromosome. 24-27.

From Studies in Spermatogenesis Part II by Stevens, Nettie Maria

In figure 74 the two unequal elements are completely separated and the plasmosome has disappeared.

From Studies in Spermatogenesis Part II by Stevens, Nettie Maria

There appears to be no plasmosome in either class of spermatogonia.

From Studies in Spermatogenesis Part II by Stevens, Nettie Maria

First spermatocyte from same testis, spireme stage, showing 2 small chromosomes associated with 1 large one and a plasmosome.

From Studies in Spermatogenesis Part II by Stevens, Nettie Maria

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023