General Meanings:
Controlling emotions If you see water that evaporates in your dream, then this is a sign, that you are learning to recognize what may change if you correctly handle with your emotions.
Psychological Meanings:
Ability to use energy When the dreamer learns to expand his consciousness, then the energy can be used positively and correctly in a certain situations.
Spiritual Meanings:
The combination of fire and water is an alchemical symbol for the transforming force of the spirit.
* Please, see meaning of boil.