ARMY ORGANIZATION n.
The system by which a country raises, classifies, arranges, and equips its armed land forces. The usual divisions are: (1) A regular or active army, in which soldiers serve continuously with the colors and live in barracks or cantonments when not in the field; (2) the reserves of this army, in which the soldiers, while…
ARRIS n.
er, whether plane or curved; -- applied particularly to the edges in moldings, and to the raised edges which separate the flutings in a Doric column. P. Cyc. Arris fillet, a triangular piece of wood used to raise the slates of a roof against a chimney or wall, to throw off the rain. Gwilt. -- Arris gutter, a gutter of…
ARSENIC n. 3 definitions
id substance resembling a metal in its physical properties, but in its chemical relations ranking with the nonmetals. It is of a steel-gray color and brilliant luster, though usually dull from tarnish. It is very brittle, and sublimes at 356º Fahrenheit. It is sometimes found native, but usually combined with silver, c…
ARTERIAL a. 2 definitions
Of or pertaining to a main channel (resembling an artery), as a river, canal, or railroad. Arterial blood, blood which has been changed and vitalized (arterialized) during passage through the lungs.