Superheat Su`per*heat", v. t. [imp. & p. p. {Superheated}; p. pr. & vb. n. {Superheating}.] 1. To heat too much, to overheat; as, to superheat an oven. [1913 Webster]

2. (Steam Engine) To heat, as steam, apart from contact with water, until it resembles a perfect gas. [1913 Webster]

3. To heat (a liquid) above its boiling point without converting it into vapor. [Webster 1913 Suppl.]

The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • Superheated — Su per*heat ed heated to a temperature above the boiling point at the ambient pressure; said of liquids. In such an unstable condition, a small disturbance of the liquid can cause a rapid and sometimes violent ebullition of vapor. [PJC] …   The Collaborative International Dictionary of English

  • superheated — adjective Date: 1857 1. subjected to superheating 2. very hot; also exceedingly emotional or intense < superheated debate > …   New Collegiate Dictionary

  • superheated — [[t]su͟ːpə(r)hi͟ːtəd[/t]] ADJ If a liquid is superheated, it has been heated to a temperature that is higher than its boiling point without being allowed to boil. [TECHNICAL] …   English dictionary

  • superheated — ˌ adjective Etymology: super + heated : very hot ; also : exceedingly emotional or intense some of the most superheated rancorous exchanges yet in the … trial William Carlsen …   Useful english dictionary

  • superheated — adjective a) heated above the boiling point; b) exceedingly intense or emotional …   Wiktionary

  • superheated — su·per·heated …   English syllables

  • superheated — Heat exchanger arranged to take heat from liquid going to evaporator and using it to superheat vapor leaving evaporator …   Dictionary of automotive terms

  • Superheated water — is liquid water under pressure at temperatures between the usual boiling point (100°C) and the critical temperature (374°C). It is also known as subcritical water and pressurised hot water. Superheated water referred to in this article is stable… …   Wikipedia

  • Superheated steam — is steam at a temperature higher than its saturation temperature. If saturated steam is heated at constant pressure, its temperature will rise, producing superheated steam. This may occur in a boiler/autoclave if saturated steam is exposed to a… …   Wikipedia

  • Superheated steam — Steam Steam (st[=e]m), n. [OE. stem, steem, vapor, flame, AS. ste[ a]m vapor, smoke, odor; akin to D. stoom steam, perhaps originally, a pillar, or something rising like a pillar; cf. Gr. sty ein to erect, sty^los a pillar, and E. stand.] 1. The… …   The Collaborative International Dictionary of English

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