"The suffix '-ator', as in 'Salvator', 'Celebrator', or 'Bajuvator', indicates that the beer is a Doppelbock (quite literally, "Double Bock"), a double strong beer.
Double strong, in this case, does not mean double alchohol; instead it refers to the "food strength" (caloric content) of the beer. Doppelbock beers were traditionally Lenten Beers; to be consumed in place of food while fasting. " - Beer Trivia More Spanky's Daily Quotes