ammoniacal

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

adjective

consisting of, containing, or using ammonia.

like ammonia.

Nearby words

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. 2019

Examples from the Web for ammoniacal

The ammoniacal solution of the colouring matter of cochineal yields three well-marked absorption bands.
Cooley's Practical Receipts, Volume II|Arnold Cooley
An ammoniacal solution of cochineal is used for making many violet and mallow colours.
A Dictionary of Arts, Manufactures and Mines|Andrew Ure
A few drops of an ammoniacal solution of copper sulphate was added to the water extract.
Some Constituents of the Poison Ivy Plant: (Rhus Toxicodendron)|William Anderson Syme
An ammoniacal solution of silver nitrate is reduced by chloral; and nascent hydrogen converts it into aldehyde.
Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 3|Various

When heated pretty strongly, the ammoniacal alum loses its sulphuric acid and ammonia, and only the earth remains.
A Dictionary of Arts, Manufactures and Mines|Andrew Ure

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