FRACTIONAL DISTILLATION
\fɹˈakʃənə͡l dɪstɪlˈe͡ɪʃən], \fɹˈakʃənəl dɪstɪlˈeɪʃən], \f_ɹ_ˈa_k_ʃ_ə_n_əl d_ɪ_s_t_ɪ_l_ˈeɪ_ʃ_ə_n]\
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fractionation of a liquid by distillation
By DataStellar Co., Ltd
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In chem. the separating of one volatile substance from another by keeping the mixture at that temperature at which the most volatile will pass over into the condenser.
By Daniel Lyons
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Separation process using the different boiling points of various compounds of volatile components in a mixture. As the compound boils into vapor, components are split from the remaining brew. As the vapor is drawn off, it is cooled to reform the component. Crude oil is distilled in this way.
By Henry Campbell Black
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Separation of substances from each other by distilling the compound containing them at gradually increasing temperature.
By Willam Alexander Newman Dorland
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The process of distillation applied to a mixture of substances possessing different degrees of volatility, and carried on within certain limits of temperature, so that the more volatile substances, distilling over first, can be separated from the less volatile. [Lat.]
By Smith Ely Jelliffe