| 1. | the state of being superheated. |
| 2. | the amount of superheating. |
| 3. | to heat to an extreme degree or to a very high temperature. |
| 4. | to heat (a liquid) above its boiling point without the formation of bubbles of vapor. |
| 5. | to heat (a gas, as steam not in contact with water) to such a degree that its temperature may be lowered or its pressure increased without the conversion of any of the gas into liquid. |
superheat (s 'pər-hēt') Pronunciation Key
To heat a substance above a phase-transition temperature without the transition occurring. For example, water can be heated above its boiling point without boiling; the introduction of an impurity or physical disturbance can then trigger boiling. Superheating is an example of hysteresis. Compare supercool. |