ice apron

ice apron

[′īs ‚ā·prən]
(civil engineering)
A wedge-shaped structure which protects a bridge pier from floating ice.
(hydrology)
The snow and ice attached to the walls of a cirque.
The ice that is flowing from an ice sheet over the edge of a plateau.
A piedmont glacier's lobe.
Ice that adheres to a wall of a valley below a hanging glacier.