DNA proved Cabernet Sauvignon is not an ancient grape but a 17th-century accident — a spontaneous cross between Cabernet Franc and Sauvignon Blanc.
A variety of grape used to make red wine, especially Cabernet Sauvignon and Cabernet Franc. Also the wine produced from these grapes.
From French Cabernet, possibly derived from Latin carbō (carbon, charcoal) via a regional Gascon or Bordelaise form referring to the dark color of the grape, or from a pre-French substrate word. The exact etymology is uncertain Key roots: Cabernet (French (Bordeaux): "grape variety name, etymology uncertain").
Cabernet Sauvignon was long believed to be an ancient grape variety, but DNA analysis in 1996 by UC Davis researchers Carole Meredith and John Bowers proved it is a relatively recent cross between Cabernet Franc and Sauvignon Blanc — likely an accidental vineyard crossing from the 17th century. The 'Sauvignon' in its name means "wild" (from French sauvage), suggesting the vine's wild-growing, vigorous nature. Cabernet Sauvignon is now the world's most widely planted