chiasmatic
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chi·as·ma
(kī-ăz′mə) also chi·asm (kī′ăz′əm)n. pl. chi·as·ma·ta (-mə-tə) or chi·as·mas also chi·asms
1. Anatomy A crossing or intersection of two tracts, as of nerves or ligaments.
2. Genetics The point of contact between paired chromatids during meiosis, resulting in a cross-shaped configuration and representing the cytological manifestation of crossing over.
[Greek khīasma, cross-piece, from khīazein, to mark with an X, from khei, khī, chi (from the letter's shape).]
chi·as′mal, chi·as′mic, chi′as·mat′ic (-măt′ĭk) adj.
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.
chiasmatic
(ˌkaɪæzˈmætɪk)adj
relating to the intersection of the optic nerve fibres at the bottom of the brainshowing or characterized by the development of chiasmata
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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Adj. | 1. | chiasmatic - of or relating to a chiasm anatomy, general anatomy - the branch of morphology that deals with the structure of animals |
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