achalasia

Definitions

1. A neuromuscular condition where a ring of muscles is unable to relax fully, causing obstruction of a lumen, as:
   countable, especially, uncountable, usually
2. Such obstruction in the esophagus: esophageal achalasia.
   countable, especially, uncountable, usually
3. Such esophageal achalasia of primary (idiopathic) nature: primary esophageal achalasia.
   countable, especially, uncountable, usually
4. Such obstruction due to impairment of other gastrointestinal tract smooth muscles.
   countable, uncountable

Equivalents

CEFR level