noun

Sunglasses are glasses that protect your eyes from the sun. They have lenses that are tinted to block out the sun's harmful rays. Sunglasses can also help to reduce glare, which can make it difficult to see.

Example

1. I need to wear sunglasses when I go outside in the sun.
2. My favorite sunglasses are aviators.
3. Sunglasses can help protect your eyes from the sun's harmful rays.