vacuum pan

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• Vacuum pan — Vacuum Vac u*um, n.; pl. E. {Vacuums}, L. {Vacua}. [L., fr. vacuus empty. See {Vacuous}.] 1. (Physics) A space entirely devoid of matter (called also, by way of distinction, absolute vacuum); hence, in a more general sense, a space, as the… …   The Collaborative International Dictionary of English

• vacuum pan — noun : a tank with a vacuum pump and condenser for rapid evaporation and condensation (as of salt brine, sugar syrup, milk) by boiling at a low temperature vacuum pans … enable the sugar solution to boil at a low temperature, without burning… …   Useful english dictionary

• vacuum pan — noun Date: 1833 a tank with a vacuum pump for rapid evaporation and condensation (as of sugar syrup) by boiling at a low temperature …   New Collegiate Dictionary

• vacuum pan — a vessel equipped with a vacuum pump used for rapid evaporation by boiling a substance at a low temperature under reduced pressure. * * * …   Universalium

• Pan — Pan, n. [OE. panne, AS. panne; cf. D. pan, G. pfanne, OHG. pfanna, Icel., Sw., LL., & Ir. panna, of uncertain origin; cf. L. patina, E. paten.] 1. A shallow, open dish or vessel, usually of metal, employed for many domestic uses, as for setting… …   The Collaborative International Dictionary of English

• Vacuum — Vac u*um, n.; pl. E. {Vacuums}, L. {Vacua}. [L., fr. vacuus empty. See {Vacuous}.] 1. (Physics) A space entirely devoid of matter (called also, by way of distinction, absolute vacuum); hence, in a more general sense, a space, as the interior of a …   The Collaborative International Dictionary of English

• Vacuum brake — Vacuum Vac u*um, n.; pl. E. {Vacuums}, L. {Vacua}. [L., fr. vacuus empty. See {Vacuous}.] 1. (Physics) A space entirely devoid of matter (called also, by way of distinction, absolute vacuum); hence, in a more general sense, a space, as the… …   The Collaborative International Dictionary of English

• Vacuum pump — Vacuum Vac u*um, n.; pl. E. {Vacuums}, L. {Vacua}. [L., fr. vacuus empty. See {Vacuous}.] 1. (Physics) A space entirely devoid of matter (called also, by way of distinction, absolute vacuum); hence, in a more general sense, a space, as the… …   The Collaborative International Dictionary of English

• Vacuum tube — Vacuum Vac u*um, n.; pl. E. {Vacuums}, L. {Vacua}. [L., fr. vacuus empty. See {Vacuous}.] 1. (Physics) A space entirely devoid of matter (called also, by way of distinction, absolute vacuum); hence, in a more general sense, a space, as the… …   The Collaborative International Dictionary of English

• Vacuum valve — Vacuum Vac u*um, n.; pl. E. {Vacuums}, L. {Vacua}. [L., fr. vacuus empty. See {Vacuous}.] 1. (Physics) A space entirely devoid of matter (called also, by way of distinction, absolute vacuum); hence, in a more general sense, a space, as the… …   The Collaborative International Dictionary of English

• Vacuum evaporation — is the process of causing the pressure in a container to fall until water s boiling point has been lowered to room temperature. When the process is applied to food and the water is evaporated and removed, the food can be stored for long periods… …   Wikipedia