ABV, or Alcohol By Volume, is a measure of the percentage of alcohol in a beverage. In the case of Scotch whiskey, ABV is used to express the alcohol percentage. For example, a Scotch whiskey with an ABV of 40% contains 40% alcohol by volume.
The alcohol percentage of Scotch whiskey can vary significantly depending on the type and brand. Here are some typical ABV ranges for different types of Scotch whiskey: scotch whiskey alcohol percentage