(formed from dimidium), a word used in composition with other words to signify half.

Demi-Attici, boroughs or larger villages of Attica. The Athenian tribes were distinguished into Demi. Homer, in his catalogue, distinguishes the Athenians by the appellation Demos. And when Theseus prevailed Demi-culverin on them to quit the country and settle at Athens, they still continued to frequent the demi, and to perform their several religious ceremonies there.

Demi-Culverin, a piece of ordnance usually 4½ inches bore, 2700 pounds weight, 10 feet long, and carrying point blank 175 paces. A demi-culverin of the least size is 4½ inches bore, 10 feet long, and 2000 pounds weight. It carries a ball of 4 inches diameter and of 9 pounds weight, and its level range is 174 paces. A demi-culverin of the largest fort is 4½ inches bore, 13½ feet long, and weighs 3000 pounds weight. It carries a ball 4½ inches diameter, weighing 12 pounds 11 ounces, point blank 178 paces.

Demi-God. See Hero.