sunscreen

Học thuật
Thân thiện
sunscreen

She applies sunscreen to her shoulders at the beach.

Definition

Noun: A lotion, cream, or other topical preparation that helps protect the skin from the sun's ultraviolet radiation, thereby helping to prevent sunburn and other skin damage. It typically contains chemical or physical agents that absorb, reflect, or scatter sunlight.

Usage

"Sunscreen" is a non-count noun when referring to the substance in general (e.g., "wear sunscreen"). It can be used as a count noun when referring to types or specific containers (e.g., "different sunscreens," "a bottle of sunscreen"). It is applied to exposed skin before sun exposure.

Examples
  • You should apply sunscreen every day, even when it's cloudy.
  • This sunscreen has a high SPF for maximum protection.
  • I need to buy more sunscreen before our beach vacation.
  • She packed two different sunscreens: one for her face and one for her body.
Advanced Usage
  • "Broad-spectrum sunscreen": A sunscreen that protects against both UVA and UVB rays.
    • Dermatologists recommend using a broad-spectrum sunscreen.
  • "Water-resistant sunscreen": A sunscreen that maintains its stated SPF level for a certain time (e.g., 40 or 80 minutes) while swimming or sweating.
    • For swimming, always choose a water-resistant sunscreen.
Variants and Related Words
  • Sunblock (n): Often used interchangeably with "sunscreen," though it traditionally referred to physical blockers (like zinc oxide) that sit on the skin's surface to physically block rays.
  • Suntan lotion (n): A broader term that can include products designed for tanning with lower SPF, not just for protection.
  • SPF (Sun Protection Factor) (n): The measure of a sunscreen's effectiveness against UVB rays.
    • An SPF of 30 blocks about 97% of UVB rays.
Synonyms
  • Sun cream
  • Sun lotion
  • Sun protection
Related Phrases
  • "To apply sunscreen": To put sunscreen on the skin.
    • Don't forget to apply sunscreen to the back of your neck.
  • "To reapply sunscreen": To put on more sunscreen after a period of time or after swimming/sweating.
    • You must reapply sunscreen every two hours.
Related Idioms
  • "An ounce of prevention is worth a pound of cure": This common saying perfectly applies to the regular use of sunscreen, as it prevents serious long-term skin damage.
    • Using sunscreen daily is a case of an ounce of prevention is worth a pound of cure.
sunscreen

She applies sunscreen to her shoulders at the beach.

Noun
  1. a cream spread on the skin; contains a chemical (as PABA) to filter out ultraviolet light and so protect from sunburn

Từ đồng nghĩa

Từ có nhắc đến "sunscreen"