Superheat

1.

The increase of temperature communicated to steam by superheating it.

1.

(TRANSITIVE) To heat a liquid above its boiling point without converting it into vapor.

2.

(TRANSITIVE) To heat too much, to overheat; as, to superheat an oven.

3.

(TRANSITIVE) To heat, as steam, apart from contact with water, until it resembles a perfect gas.