ALKALI n.
One of a class of caustic bases, such as soda, potash, ammoma, and lithia, whose distinguishing peculiarities are solubility in alcohol and water, uniting with oils and fats to form soap, neutralizing and forming salts with acids, turning to brown several vegetable yellows, and changing reddened litmus to blue. Fixed a…
COGNIZANCE n.
The distinguishing mark worn by an armed knight, usually upon the helmet, and by his retainers and followers: Hence, in general, a badge worn by a retainer or dependent, to indicate the person or party to which he belonged; a token by which a thing may be known. Wearing the liveries and cognizance of their master. Pres…