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chiasmata
Variant of chiasma
noun pl. chiasmata
- a crossing or intersection of the optic nerves in the hypothalamus of the brain
- a point of contact between chromosomes during meiosis where two chromatids interchange corresponding segments
- any crosswise function
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.