atrial auricle

Definitions of atrial auricle

n a small conical pouch projecting from the upper anterior part of each atrium of the heart

auricle, auricula atrii
Type of:
pocket, pouch
(anatomy) saclike structure in any of various animals (as a marsupial or gopher or pelican)

Sign up, it's free!

Whether you're a student, an educator, or a lifelong learner, can put you on the path to systematic vocabulary improvement.