1. a horizontal decorative molding that crowns a building or architectural element
Usage: architecture
2. an overhanging mass of snow or ice formed by wind on a ridge or cliff
Usage: mountaineering

Examples

• The classical building featured an elaborate cornice above the columns.
• Workers carefully restored the ornate cornice on the historic courthouse.
• The mountain climbers avoided the dangerous snow cornice on the ridge.
• Ice formed a treacherous cornice along the cliff edge.
• The architect designed a simple cornice to complement the modern facade.
• Strong winds had built up a massive cornice that could collapse at any moment.