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Adjective: atrial
  1. (anatomy) of or relating to a cavity or chamber in the body (especially one of the upper chambers of the heart)

Encyclopedia: Atrial

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atopy
atorvastatin
atoxic
ATP
atrabilious
atraumatic
atrazine
atremble
atresia
Atreus
atrial
atrial artery
atrial auricle
atrial fibrillation
atrial septal defect
Atrichornis
Atrichornithidae
atrioventricular
atrioventricular block
atrioventricular bundle
atrioventricular nodal rhythm