from The Century Dictionary.
- Pertaining to or of the nature of a cryptogram.
Sorry, no etymologies found.
They are evidently cryptogramic, and probably deal with the preparation and purification of saltpetre, which had only recently been discovered as a distinct body. 179 In chapter xi. there is reference to an explosive body, which can only be gunpowder; by means of it, says BACON, you may, "if you know the trick, produce a bright flash and a thundering noise."
The translation of these cryptogramic messages by a working journalist, and their publication in the New York _Tribune_, was a great success, as it made clear what had previously been unintelligible.
No passing observer can form the least idea of the cryptogramic existence of a certain class of shopkeepers; he looks at them and asks himself, "On what, and why, do they live? whence have they come? where do they go?"