noun \-ˌskrēn\

Definition of SUNSCREEN

: a preparation (as a lotion) applied to the skin to prevent sunburn (as by chemically absorbing ultraviolet radiation); also : its active ingredient (as benzophenone)—compare sunblock
sun·screen·ing adjective

Seen & Heard

What made you want to look up sunscreen? Please tell us where you read or heard it (including the quote, if possible).