1. not able to be broken; unbreakable

Examples

• The nonbreakable dishes are perfect for outdoor picnics.
• Children’s toys should be made from nonbreakable materials.
• The laboratory uses nonbreakable glassware for safety reasons.
• These nonbreakable ornaments won’t shatter if dropped.
• The nonbreakable phone case protected the device from damage.
• Restaurants often choose nonbreakable plates to reduce replacement costs.