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 (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.


chi·as′mal, chi·as′mic, chi′as·mat′ic (-măt′ĭk) adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.chiasmal - of or relating to a chiasm