Co`ho·bate transitive verb [ imperfect & past participle Cohobated ; present participle & verbal noun Cohobating .] [ Late Latin cohobare ; probably of Arabic origin: confer French cohober .] (Anc. Chem.) To repeat ... Found on http://www.encyclo.co.uk/webster/C/106
to distill again from the same or a similar substance, as by pouring a distilled liquid back upon the matter remaining in the vessel, or upon another mass of similar matter. Found on https://www.infoplease.com/dictionary/cohobate