1. the surface or outer boundary of something
Usage: formal; technical
2. the area or extent of a surface
Usage: formal; technical

Examples

• The architect studied the superficies of the building before planning renovations.
• Scientists measured the superficies of the lake to calculate its total area.
• The superficies of the metal showed signs of corrosion.
• Engineers examined the superficies of the bridge for structural damage.
• The superficies of the painting revealed intricate brushwork details.
• Geologists analyzed the superficies of the rock formation.