1. treated with chemicals or other methods to prevent damage by moths

Examples

• The mothproofed wool sweaters stayed in perfect condition all summer.
• She stored her winter coats in mothproofed garment bags.
• The vintage dress had been mothproofed before being put in storage.
• All the carpets in the museum are mothproofed to prevent insect damage.
• The mothproofed blankets were safe from larvae even in the attic.
• He bought mothproofed storage containers for his wool suits.