ammoniacal

[am-uh-nahy-uh-kuh l]

adjective

consisting of, containing, or using ammonia.
like ammonia.

Also ammoniac.

Origin of ammoniacal

First recorded in 1725–35; ammoniac + -al¹

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for ammoniacal

Historical Examples of ammoniacal

To the last is added an ammoniacal solution of a salt of gold.
Cooley's Practical Receipts, Volume II
Arnold Cooley
The limbs and round about the wound must besides be rubbed with ammoniacal liniments.
Reptiles and Birds
Louis Figuier
Exposure to ammoniacal fumes, or even handling it much with the fingers, changes its red to a crimson or purplish hue.
Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I
Arnold Cooley
By spontaneous evaporation the ammoniacal solution deposits small, colourless crystals of cystic oxide.
Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I
Arnold Cooley
Two fluids, one of which is a solution of nitrate of silver in ammoniacal water, and the other a solution of pyrogallic acid.
Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I
Arnold Cooley

British Dictionary definitions for ammoniacal

ammoniacal

adjective

of, containing, using, or resembling ammoniaAlso: ammoniac

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012