Meaning
lobby, entrance hall
- a large entrance hall or lobby of a building
- (anatomy) an upper cavity or chamber of the heart

In a sentence
Ci vediamo domani mattina alle nove nell'atrio dell'albergo.
See you tomorrow morning at nine in the hotel lobby.
L'atrio della stazione centrale era affollato di viaggiatori in partenza.
The central station concourse was crowded with departing travelers.
Il visitatore aspettò pazientemente nell'ampio atrio del museo.
The visitor waited patiently in the museum's spacious lobby.
Word forms (2)
| Word | Word forms |
|---|---|
| atrio | masculine · singular |
| atri | masculine · plural |
Usage notes
- Refers to large vestibules in stations, museums, hotels, or residential blocks.
- In medical contexts, it specifically designates the cardiac atria.