Synonyms and Antonyms for atrium-sinistrum

1. atrium sinistrum (n.)

the left upper chamber of the heart that receives blood from the pulmonary veins


2. atrium (n.)

the central area in a building; open to the sky

Synonyms: Antonyms:

3. atrium (n.)

any chamber that is connected to other chambers or passageways (especially one of the two upper chambers of the heart)