- Source: Dehydration (disambiguation)
Dehydration is the excessive loss of body water.
Dehydration or water loss may also refer to other cases of water loss/removal (sometimes colloquially):
Drying, the removal of water through chemical or physical means
Desiccation, sometimes synonymous with drying, sometimes an extreme form of it
Food drying, food preservation by dehydration
Dehydration reaction, a chemical reaction
Dryness (medical) of skin, etc.