spireme

American  

[spahy-reem] / ˈspaɪ rim /

noun

Cell Biology.

1. the threadlike chromatin of a cell nucleus, present during early meiosis or mitosis.

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spireme British  

/ ˈspaɪriːm /

noun

1. cytology the tangled mass of chromatin threads into which the nucleus of a cell is resolved at the start of mitosis

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Etymology

Origin of spireme

1885–90; < Greek speírēma coil, equivalent to speirē-, variant stem of speirâsthai to be coiled around + -ma noun suffix of result

Example Sentences

See Examples For:

spireme

First spermatocyte, spireme stage showing the unequal pair of heterochromosomes.

From Studies in Spermatogenesis Part II by Stevens, Nettie Maria

First spermatocyte, spireme stage, showing the larger and smaller heterochromosome associated with a plasmosome. 65-68.

From Studies in Spermatogenesis Part II by Stevens, Nettie Maria

At first it is quite small, and it gradually increases in size during the spireme stage.

From Studies in Spermatogenesis Part I by Stevens, Nettie Maria

Condensation stage, bouquet stage, spireme stage, and rather rare tetrad stage of young spermatocyte.

From Studies in Spermatogenesis Part I by Stevens, Nettie Maria

Figure 55 shows the spireme segmented and split longitudinally.

From Studies in Spermatogenesis Part I by Stevens, Nettie Maria