black pepper vs white pepper

black pepper

noun
  • The dried, unripe berries (peppercorns) of the Piper nigrum plant which are commonly used as a spice and seasoning. They are either used whole, or in a ground or crushed form. 

  • The plant Piper nigrum. 

white pepper

noun
  • A spice consisting of the light-colored seed of the black pepper fruit without the dark-colored pulp and skin. Used as a spice in light colored foods such as cream sauces. 

How often have the words black pepper and white pepper occurred in a corpus of books? (source: Google Ngram Viewer )