Definition of SPF abbreviation from the Oxford Advanced Learner's Dictionary

 

SPF

 abbreviation
abbreviation
BrE BrE//ˌes piː ˈef//
 
; NAmE NAmE//ˌes piː ˈef//
 
 
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sun protection factor (a number that tells you how much protection a particular cream or liquid gives you from the harmful effects of the sun)
See the Oxford Advanced American Dictionary entry: SPF