sun protection factor

sun protection factor
noun
the degree to which a sunscreen protects the skin from the direct rays of the sun
Syn: ↑SPF
Hypernyms: ↑degree, ↑grade, ↑level

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noun

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sun protection factor noun
The effectiveness of a sunscreen in protecting the skin from the sun's ultraviolet rays, usu indicated by a number on a rising scale (abbrev SPF)
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Main Entry:sun

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noun [noncount]
:

spf


Useful english dictionary. 2012.

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Look at other dictionaries:

  • Sun Protection Factor — SPF (Sun Protection Factor солнцезащитный фактор) основная характеристика солнцезащитных косметических средств, обозначает коэффициент, показывающий во сколько раз большее время потребуется коже защищённой солнцезащитным средством для получения… …   Википедия

  • sun protection factor — n spf * * * (SPF), sun protective factor the ratio between the number of minimal erythema doses required to induce erythema through a film of sunscreen and that for unprotected skin …   Medical dictionary

  • sun protection factor — n. a number indicating the relative effectiveness of a sunblock in preventing certain ultraviolet rays from burning the skin: a higher number indicates a greater degree of protection * * * …   Universalium

  • sun protection factor — n. a number indicating the relative effectiveness of a sunblock in preventing certain ultraviolet rays from burning the skin: a higher number indicates a greater degree of protection …   English World dictionary

  • Sun protection factor (SPF) — A number on a scale for rating sunscreens. SPF stands for Sun Protection Factor. SPF numbers on a package can range from as low as 2 to as high as 60. These numbers refer to the product’s ability to screen or block out the sun’s burning rays. The …   Medical dictionary

  • sun protection factor — sun′ protec tion fac tor n. pha See SPF • Etymology: 1975–80 …   From formal English to slang

  • sun protection factor — SPF. A scale for rating the level of sunburn protection in sunscreen products. The higher the SPF, the more sunburn protection it gives. Sunscreens with an SPF value of 2 through 11 give minimal protection against sunburns. Sunscreens with an SPF …   English dictionary of cancer terms

  • sun protection factor — noun an indication of how long a sunscreen remains effective when applied to the skin Example: If someone normally burns in 10 minutes with no sunscreen, then a sunscreen with factor 20 will provide protection for up to 20x10 = 200 minutes …   Wiktionary

  • sun protection factor — noun Date: 1978 a number assigned to a sunscreen that is the factor by which the time required for unprotected skin to become sunburned is increased when the sunscreen is used abbreviation SPF …   New Collegiate Dictionary

  • sun protection factor — number for measuring the level of protection of the skin against the suns rays, SPF …   English contemporary dictionary

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