CHIASMA

chiasma, chiasm, decussation

(noun) an intersection or crossing of two tracts in the form of the letter X

Source: WordNet® 3.1


Etymology

Noun

chiasma (plural chiasmas or chiasmata)

(anatomy) A crossing of two nerves, ligaments etc.

(genetics, cytology) The contact point between the two chromatids of a chromosome during meiosis.

Anagrams

• Machias, sachima

Source: Wiktionary


Chi"asm, Chi*as"ma, n. Etym: [NL. chiasma, fr. Gr. (Anat.)

Definition: A commissure; especially, the optic commissure, or crucial union of the optic nerves.

– Chi*as"mal (, a..

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

25 February 2025

ENDLESSLY

(adverb) (spatial sense) seeming to have no bounds; “the Nubian desert stretched out before them endlessly”


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