Achalasia meaning

ăkə-lāzhə
The failure of a ring of muscle fibers, such as a sphincter of the esophagus, to relax.
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The failure of a ring of muscle fibers, such as a sphincter of the esophagus, to relax.
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A neuromuscular problem where a ring of muscles is unable to fully relax.
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Origin of achalasia

  • New Latin a– Greek khalasis relaxation (from khalān to loosen)

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Ancient Greek α- (a-, “not") + χάλασις (khalasis, “relaxation"), from χαλάω (khalaō, “I loosen").

    From Wiktionary