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 (spī′rēm′) also spi·rem (-rĕm′)
The tangle of filaments that appears at the beginning of the prophase portion of meiosis or mitosis.

[German Spirem, from Greek speirēma, coil, from speirāsthai, to be coiled around, from speira, coil.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Biology) cytology the tangled mass of chromatin threads into which the nucleus of a cell is resolved at the start of mitosis
[C19: from Greek speirēma a coil, from speira a coil, spire2]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈspaɪ rim)

the threadlike chromatin of a cell nucleus, present during early meiosis or mitosis.
[1885–90; < German Spirem (1882) < Greek speírēma coil]
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