atrial auricle

English Thesaurus

1. a small conical pouch projecting from the upper anterior part of each atrium of the heart (noun.body)

hypernym	:	pocket, pouch,
definition	:	(anatomy) saclike structure in any of various animals (as a marsupial or gopher or pelican) (noun.body)

part meronym	:	atrium cordis, atrium of the heart,
definition	:	the upper chamber of each half of the heart (noun.body)

derivation	:	auricular,
definition	:	pertaining to an auricle of the heart (adj.pert)

derivation	:	auricular,
definition	:	pertaining to an auricle of the heart (adj.pert)