EMERALD a. 3 definitions
also esmeralda. -- Emerald green, a very durable pigment, of a vivid light green color, made from the arseniate of copper; green bice; Scheele's green; -- also used adjectively; as, emerald green crystals. -- Emerald Isle, a name given to Ireland on account of the brightness of its verdure. -- Emerald spodumene, or…
ENGINEER CORPS; CORPS OF ENGINEERS n. 2 definitions
In the United States navy, a corps made up of the engineers, which was amalgamated with the line by act of March 3, 1899. It consisted of assistant and passed assistant engineers, ranking with ensigns and lieutenants, chief engineers, ranking from lieutenant to captain, and engineer in chief, ranking with commodore and…