1. thick, high-quality glass made in large flat sheets, typically used for windows and mirrors

1. made of or relating to plate glass

Examples

• The storefront featured large plateglass windows.
• They replaced the broken plateglass with safety glass.
• The plateglass door reflected the morning sunlight.
• Modern buildings often use plateglass panels for their facades.
• The plateglass mirror covered the entire wall.
• She pressed her face against the cold plateglass window.