DECUSSATION
chiasma, chiasm, decussation
(noun) an intersection or crossing of two tracts in the form of the letter X
Source: WordNet® 3.1
Etymology
Noun
decussation (plural decussations)
A crossing or intersection of lines etc. so as to form an X-shape.
Source: Wiktionary
De`cus*sa"tion, n. Etym: [L. decussatio.]
Definition: Act of crossing at an acute angle, or state of being thus crossed; an intersection in the form of an X; as, the decussation of lines, nerves, etc.
Source: Webster’s Unabridged Dictionary 1913 Edition
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IDESIA
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