Balustrade (noun)

1. A railing supported by balusters, especially one along the edge of a balcony, terrace, bridge, or staircase.
2. A row of balusters supporting a handrail.

Origin:

From italian 'balaustrata', from balaustra, meaning 'pomegranate flower', because the shape of the railings resembles the flower's calyx.

Examples:

1. The grand staircase was complemented by a beautiful balustrade.
2. The balustrade provided a secure handhold for those walking up and down the stairs.
3. The view from the balcony was enhanced by the decorative balustrade.
4. The balustrade was made of iron and had a beautifully ornate design.
5. She leaned on the balustrade, looking out at the view.