1. a cream or lotion that protects the skin from the sun’s harmful ultraviolet rays

Examples

• Apply sunscreen before going to the beach.
• She forgot to put on sunscreen and got a bad sunburn.
• The dermatologist recommended using sunscreen with SPF 30 or higher.
• Don’t forget to reapply sunscreen every two hours.
• Waterproof sunscreen is best for swimming.
• He packed sunscreen for their hiking trip.