sun protection factor

1. 1.

   the degree to which a sunscreen protects the skin from the direct rays of the sun

   SynonymsSPF

   Broaderdegree

Questions about sun protection factor

What does sun protection factor mean?

sun protection factor means "the degree to which a sunscreen protects the skin from the direct rays of the sun".

What is another word for sun protection factor?

Close synonyms include SPF. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is sun protection factor a common word?

sun protection factor is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.