**Chemical Anhydrate**: A substance devoid of water molecules.

**Mineral Anhydrite**: A type of mineral consisting mainly of calcium sulfate without water.

**Pharmaceutical Anhydrate**: Active ingredient lacking hydration in drug formulations.

**Food Additive Anhydrate**: Dehydrated form used for preservation or flavoring purposes.

To remove water from a chemical compound.

To dehydrate food or substances for preservation.

To eliminate moisture from materials in processing.

To extract liquid content during crystallization processes.