'Dephlegmation' definitions:

Definition of 'Dephlegmation'

From: GCIDE
  • Dephlegmation \De`phleg*ma"tion\, n. [Cf. F. d['e]flegmation.] (Chem.) The operation of separating water from spirits and acids, by evaporation or repeated distillation; -- called also concentration, especially when acids are the subject of it. [Obs.] [1913 Webster]