0 a small, very cold part of a fridge used for keeping food at a very cold temperature for long periods so that it stays fresh
They are usually found inside the freezer compartment of a refrigerator.
Freezers with automatic defrosting and combined refrigerator/freezer units which also apply self defrosting to their freezer compartment are called frost free.
Air circulation helps sublimate any ice or frost that may form on frozen items in the freezer compartment.
In a typical design cold air from the freezer compartment is ducted to the fresh food compartment and circulated back into the freezer compartment.
Early icemakers dropped the ice into a bin in the freezer compartment; the user had to open the freezer door to obtain ice.