SPF

Initialism of specific-pathogen-free.

Adjective

  1. Initialism of specific-pathogen-free.

Proper noun

  1. Initialism of Scottish Police Federation.
  2. Initialism of Sender Policy Framework.
  3. Initialism of Singapore Police Force.

Noun

  1. Initialism of sun protection factor.
    • For the rest of us, each day’s variable solar conditions require a judgment call. And probably sunscreen, whose SPF (sun protection factor) numbers reveal how effective the product is. A lotion with an SPF of 10, for...
    • Most dermatologists, as well as the American Academy of Dermatology, recommend an SPF of at least 30 for most people and most climates. - 2022 July 21, Nancy Redd, “How much SPF is enough?”, in The New York Times, →ISSN:
  2. Initialism of single point of failure.

    Related: SPOF

  3. Initialism of spray polyurethane foam.

    Hypernyms: w:polyurethane foam foam

  4. Initialism of spruce-pine-fir, mixed softwood timber.

Forms

SPFs