We are meeting at six by the fountain in the hotel's atrium.
The guide took them through the atriums of several Roman houses in Pompeii.
Small shops bordered the atrium, which had a large skylight several stories above.
WordNet 3.0 Sense Numbers: 1
The right atrium of the heart receives deoxygenated blood from the veins.
The surgeon repaired a small hole in the patient's left atrium.
WordNet 3.0 Sense Numbers: 2
Commentary: Automatically generated NOTA sense (bbn)