atrium - Definition & Meaning

rium

Plural

atria

a chamber connected to other chambers or passageways, notably one of the heart's two upper chambers

The right atrium receives deoxygenated blood from the body.
During dissection, the left atrium was clearly visible.
Atrial fibrillation affects the rhythm of the heart's atria.
The surgeon repaired a defect in the atrium.
The echocardiogram showed enlargement of the atrium.

a large area typically with glass walls or roof in the middle of a building such a shopping center

The grand atrium of the hotel featured a soaring glass ceiling, allowing natural light to flood the space and creating a sense of openness.
The office building was designed with an atrium at its center, providing a communal gathering space for employees and visitors.
The museum's atrium served as a welcoming entrance hall, with a dramatic staircase leading up to the galleries.
The apartment complex was built around a lush atrium garden, offering residents a tranquil oasis in the heart of the city.
The university's atrium was a hub of activity, with students studying, socializing, and passing through on their way to classes.

an open central courtyard or space, often with a skylight, typically surrounded by walls, characteristic of ancient Roman architecture

An atrium is an open central space or courtyard that is typically found in the center of a building, often featuring a skylight to allow natural light to enter. This area is surrounded by walls or rooms, creating a sense of enclosure while still being open to the sky. Atriums were commonly used in ancient Roman architecture, serving as a focal point for homes and public buildings. They provide a welcoming atmosphere and often include gardens, fountains, or seating areas, making them an inviting space for gatherings and relaxation.

The Roman villa featured a marble-floored atrium with a central impluvium.
The museum reconstructed an atrium from the ruins of a Roman house.
Visitors admired frescoes that decorated the atrium walls.
The atrium collected rainwater through the central opening.
The atrium provided light and ventilation to adjoining rooms.