English dictionary
atrium
/'/eI/tr/i//@/m/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
-
any chamber that is connected to other chambers or passageways (especially one of the two upper chambers of the heart)
Source: WordNet 3.0
-
the central area in a building; open to the sky
Source: WordNet 3.0
-
A square hall lighted from above, into which rooms open at one or more levels.
Source: webster1913
-
A cavity, entrance, or passage; as, the <i>atrium</i>, or atrial cavity, in the body wall of the amphioxus; an <i>atrium</i> of the infundibula of the lungs, etc.
Source: webster1913