sunblock

American  

[suhn-blok] / ˈsʌnˌblɒk /

Or sun block

noun

1. a substance that provides a high degree of protection against sunburn, often preventing most tanning as well as burning, as by obstructing the penetration of ultraviolet rays.

2. a lotion, cream, etc., containing such a substance.

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Etymology

Origin of sunblock

First recorded in 1975–80; sun + block

Example Sentences

Darker skin tones, prevalent in equatorial regions, serve as nature's very own sunblock, evolving over millennia to shield these populations from the sun's intense ultraviolet radiation.

From Science Daily • Jan. 12, 2024

The money he earns from begging is rarely enough to cover his meals and rent, let alone the sunblock and glasses he needs to protect his sensitive skin and eyes.

From BBC • Sep. 4, 2023

“Have a lot of water, sun protection, sunblock, a speaker is a must for music, a portable charger, because your phone will die halfway through the day.”

From Los Angeles Times • Aug. 30, 2023

Also, and this cannot be stressed enough, one can hydrate and slather themselves in sunblock, and landscape their forms with Pilates, Pilates, Pilates.

From Salon • May 21, 2023

He does as they do, sitting on a folding chair, a cotton cap on his head, applying sunblock at intervals to his arms, reading, falling asleep after barely a page.

From "The Namesake" by Jhumpa Lahiri