distillation (noun)

См. также в других словарях:

• distillation — distil (US distill) ► VERB (distilled, distilling) 1) purify (a liquid) by heating it so that it vaporizes, then cooling and condensing the vapour and collecting the resulting liquid. 2) make (spirits) in this way. 3) extract the essential… …   English terms dictionary

• distillation — noun Date: 14th century 1. a. the process of purifying a liquid by successive evaporation and condensation b. a process like distillation < gradual distillation of the truth >; also an instance of such distilling 2 …   New Collegiate Dictionary

• distillation chaser — noun A substance used to force a distillate in a distillation, as it has a boiling point more than that of the substance to be extracted and less than that of the impurities. It is rarely used but mostly with fractional distillation when column… …   Wiktionary

• distillation — late 14c., process of distilling, from L.L. distillationem (nom. distillatio), noun of action from pp. stem of distillare (see DISTILL (Cf. distill)). Meaning product of distilling is from 1590s …   Etymology dictionary

• distillation — noun a) The act of falling in drops, or the act of pouring out in drops. b) That which falls in drops …   Wiktionary

• dry distillation — noun : the distillation of substances in a dry condition; especially : destructive distillation * * * Chem. See destructive distillation. * * * dry distillation noun Destructive distillation (qv under ↑destruction) …   Useful english dictionary

• fractional distillation — noun fractionation of a liquid by distillation • Hypernyms: ↑fractionation, ↑fractional process * * * ˌfractional distilˈlation 7 [fractional distillation] noun …   Useful english dictionary

• distillation — /dɪstəˈleɪʃən / (say distuh layshuhn) noun 1. the volatilisation or evaporation and subsequent condensation of a liquid, as when water is boiled in a retort and the steam is condensed in a cool receiver. 2. the purification or concentration of a… …  

• extractive distillation — noun : a combined continuous fractional distillation and extraction in which a relatively high boiling solvent (as furfural) flowing down the distillation column selectively scrubs one or more of the components from a mixture of compounds of… …   Useful english dictionary

• molecular distillation — noun : distillation that is carried out under a high vacuum in an apparatus so designed as to permit molecules escaping from the warm liquid to reach the cooled surface of the condenser before colliding with other molecules and consequently… …   Useful english dictionary

• vacuum distillation — noun : distillation carried on under reduced pressure so that the liquid being distilled boils at a lower temperature than under atmospheric pressure and consequently with less chance of decomposition compare molecular distillation …   Useful english dictionary