Definition of "ammoniacal" []

• Pertaining to or containing ammonia. (adjective)

Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License

• "On examining the tables given above, it is obvious that guanos may be divided into two classes, the one characterized by the abundance of ammonia, the other by that of phosphates; and which, for convenience sake, may be called ammoniacal and phosphatic guanos."
• "With a deep breath for courage, I picked up the vial of ammoniacal spirits."
• "States where he became manager of the Metacloth Company, a small enterprise in Lodi, N.J. whose main product was cotton duck treated by immersion in a concentrated ammoniacal solution of copper hydroxide followed by a wash in acid."