Ellipsis of French First Republic. Synonym of France (“1804-1815”)

(historical) Empire that historically spanned the geographical area of present-day Ethiopia and Eritrea from 1270 to 1974.

(historical) A European great power that exercised territorial control over much of the Baltic region from 1611 to 1721.

(historical) The Korean state from 1897 to 1910.

A nickname for New York City.

(historical) The German state which existed, with Berlin as its capital, between 1871 and 1918.

(historical) The empire ruled by the Achaemenid dynasty 550–330 B.C.E.. / (historical) The empire ruled by the Sassanid dynasty 224–651 C.E..

(historical) The empire which succeeded the Roman Republic and existed between 27 B.C.E. and 476 C.E. in the west (and until 1453 C.E. in the east; see Byzantine Empire), encompassing territories stretching from Britain and Germany to Spain, North Africa and the Persian Gulf.

(chemistry) A notation indicating the ratios of the various elements present in a compound, without regard to the actual numbers.

(historical) A large Turkish empire which began as a Turkish sultanate centered in modern Turkey; founded in the late 13th century, it lasted until the end of World War I.