redistillationn.

1639 Distiller of London 17 No Small-spirits or Low-wines shall henceforth be distilled,..but only such, as out of which, but one alone redistillation, extraction, or operation, may be produced in quantity,..for making rich or high Spirits.

1666 R. Boyle Origine Formes & Qualities 281 Neither do liquors, that have already been distill'd, obtain that colour upon redistillation.

?1770 R. Dossie Ess. Spirituous Liquors 37 This counterfeit Brandy is made of malt spirits first rectified; and then dulcified by redistillation with acids.

1842 W. T. Brande Dict. Sci., Lit. & Art 841/2 Odorin, one of the products of the redistillation of the volatile oil obtained by distilling bone.

1861 W. Odling Man. Chem. ii. 54 The product of the action is to be distilled off, and if necessary, concentrated by one or two redistillations of the most volatile distillates.

1924 Amer. Mercury Nov. 331/1 It is this redistillation—this processing, as he calls it—that the manufacturing bootlegger undertakes.

1964 P. J. Hills Small Scale Org. Prepar. ii. 16 The final operation in the purification of an organic liquid is redistillation.

2007 Times Union (Albany, N.Y.) (Nexis) 22 Mar. d3 A good tipoff is the use of the terms ‘distilled gin’, ‘London dry gin’ and ‘dry gin’, all of which can be used only if the gin has been flavored through redistillation.