Vizcaino is a proper noun, typically used to refer to people or places associated with the Spanish region of Biscay. The word has no commonly used synonyms, although one might use the adjectival form "Biscayan" when referring to people or things related to the region. Vizcaino is also the name of a famous Spanish explorer, Sebastian Vizcaino, who explored the west coast of North America in the 17th century. When using the name to refer to him or his expeditions, one might simply refer to him as "Vizcaino," or use phrases such as "the expeditions of Sebastian Vizcaino".