DIALECTICS n.
The science of ideas or of the nature and laws of being -- higher metaphysics. By Kant, it was employed to signify the logic of appearances or illusions, whether these arise from accident or error, or from those necessary limitations which, according to this philosopher, originate in the constitution of the human intel…
DIGNITY n. 2 definitions
Elevated rank; honorable station; high office, political or ecclesiastical; degree of excellence; preferment; exaltation. Macaulay. And the king said, What honor and dignity hath been done to Mordecai for this Esth. vi. 3. Reuben, thou art my firstborn, . . . the excellency of dignity, and the excellency of power. Gen.…
DISTILLATION n.
e ultimate constituents are separated or evolved in new compounds, -- usually requiring a high degree of heat; as, the destructive distillation of soft coal or of wood. -- Dry distillation, the distillation of substances by themselves, or without the addition of water or of other volatile solvent; as, the dry distilla…
DISULPHURIC a.
Applied to an acid having in each molecule two atoms of sulphur in the higher state of oxidation. Disulphuric acid, a thick oily liquid, H2S2O7, called also Nordhausen acid (from Nordhausen in the Harts, where it was originally manufactured), fuming sulphuric acid, and especially pyrosulphuric acid. See under Pyrosulph…