v. Old Chem. [In mod.L. cohobāre, F. cohober: see prec.]
trans. To subject to repeated distillation, by pouring a liquid back again and again upon the matter from which it has been distilled (or other matter of the same kind).
1641. French, Distill., ii. (1651), 50. Cohobate this water three times.
1669. W. Simpson, Hydrol. Chym., 248. That salt being cohobated sometimes with Paracelsus his Sal circulatum.
1731. Arbuthnot, Aliments, 19. (J.). The Juices of an Animal Body are as it were cohobated, being excreted and admitted again into the blood with the fresh Aliment.
1767. Woulfe, Distill., in Phil. Trans., LVII. 53. The spirit of wine, charged with the acid vapours, must be distilled and cohabated.
1879. A. Swanwick, trans. Goethe’s Faust, II. II. 288. The human system duly we compose, And then in a retort enclose, And cohobate.
Hence Cohobating vbl. sb. and ppl. a.; Cohobator, an apparatus or agent that effects cohobation.
1654. Gayton, Pleas. Notes, III. vii. 110. An eye for an Alchimist, a Sublimating, Transmuting, and Cohobating eye.
1662. J. Chandler, Van Helmont’s Oriat., 339. By a repeated Cohobating or injection of its own extracted liquor in distillation.
