ledenica

1. icicle
   Sa krova vise velike ledenice. — Big icicles are hanging from the roof.
   Pazi, ledenica može da padne na nekoga. — Careful, an icicle could fall on someone.
2. (in a fridge) freezer compartment; freezer
   Stavi sladoled u ledenicu da se ne otopi. — Put the ice cream in the freezer so it doesn't melt.
3. ice cave
   Ledenica u planini je hladna i leti. — The ice cave in the mountains is cold even in summer.

A standalone freezer is usually called zamrzivač.