| Term: | Cornice |
| Definition: | An overhanging structure of ice or snow formed at a topographic edge (such as a mountain ridge) by wind-driven deposition. Cornices can be extremely hazardous to mountain climbers. Cornice release can also initiate avalanches. |
| Term: | Cornice |
| Definition: | An overhanging accumulation of ice and wind-blown snow, characteristically found on the edge of a ridge or cliff face. |
| Term: | Cornice |
| Definition: | The overhanging portion of a snow field produced by drifting snow. |