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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Word of the Day

25 November 2024

ONCHOCERCIASIS

(noun) infestation with slender threadlike roundworms (filaria) deposited under the skin by the bite of black fleas; when the eyes are involved it can result in blindness; common in Africa and tropical America


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Coffee Trivia

In 1511, leaders in Mecca believed coffee stimulated radical thinking and outlawed the drink. In 1524, the leaders overturned that order, and people could drink coffee again.

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