Chiasma

//kaɪˈæzmə// noun

Definitions

Noun
  1. 1
    A crossing of two nerves, ligaments etc.
  2. 2
    an intersection or crossing of two tracts in the form of the letter X wordnet
  3. 3
    The contact point between the two chromatids of a chromosome during meiosis.
  4. 4
    An instance of chiasmus. uncommon

Etymology

Modern Latin, from Ancient Greek χῑ́ασμα (khī́asma), from χῑάζω (khīázō, “to mark with an X”).

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