decussate structure

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• chiasm — noun an intersection or crossing of two tracts in the form of the letter X • Syn: ↑chiasma, ↑decussation • Derivationally related forms: ↑decussate (for: ↑decussation), ↑chiasmal, ↑chiasmic, ↑ …   Useful english dictionary

• decussation — noun an intersection or crossing of two tracts in the form of the letter X • Syn: ↑chiasma, ↑chiasm • Derivationally related forms: ↑decussate, ↑chiasmal (for: ↑chiasm), ↑chiasmic ( …   Useful english dictionary