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spireme

[ spahy-reem ]

noun

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


spireme

/ ˈspaɪriːm /

noun

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


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Word History and Origins

Origin of spireme1

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

Origin of spireme1

C19: from Greek speirēma a coil, from speira a coil, spire ²
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Example Sentences

In this process the chromatin becomes a convoluted thread, called the Skein or Spireme.

In iron-hæmatoxylin preparations this pair is often obscured by parts of the spireme which are tangled around it.

As in most of the other species of Coleoptera, the unequal pair is not distinguishable until the spireme stage.

It is closely applied to the nuclear membrane and is connected with an end of the spireme (figs. 51-54).

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

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