Argand Lamp. After its inventor, Aimé Argand.

Argentine Republic. The modern name of Argentina, through which runs the La Plata, or River of Silver. While preserving their original designation of the river, the Spaniards Latinised that of the country.

Argosy. A vessel laden with rich merchandise, from the Argo, in which Jason and his fellow-adventurers, the Argonauts, sailed to Colchis in quest of the Golden Fleece, B.C. 1263.

Argyll. From Garra Ghaidhael, the country of the West Gaels.

Argyll Street. From the old town mansion of the Dukes of Argyll. The celebrated Argyll Rooms, now the Trocadero Restaurant, were a far cry from the other extreme of Regent Street.

Argus-eyed. After the fabled Argus, who had a hundred eyes.

Arians. The followers of the first Christian heretic, Arius, a presbyter of the Church of Alexandria in the fourth century.

Arizona. Indian for “sand-hills.”

Arkansas. The same as Kansas, “smoky water,” with the French suffix arc, a bow.

Arkansas Toothpick. The Far-West designation of a “Bowie Knife,” the blade of which, as used by the people of this state, shuts up into the handle.