SPF
English edit
Noun edit
SPF (countable and uncountable, plural SPFs)
- Initialism of sun protection factor.
- Initialism of single point of failure.
- Initialism of spray polyurethane foam.
- Initialism of spruce-pine-fir, mixed softwood timber
Adjective edit
SPF (not comparable)
- (of laboratory animals) Initialism of specific-pathogen-free.
Proper noun edit
SPF
- (Internet) Initialism of Sender Policy Framework.