Definition:
A Lagerator is a refrigerator or freezer that is used to control the temperature of a fermenting beverage. It differs from a kegerator only in definition of use. Every lagerator is a kegerator, but not every kegerator is a lagerator. Lagerators are used for controlled fermentation or lagering only, where as a kegerator can be used for both this purpose and serving a keg too.
