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firearm

(Encyclopedia)firearm, device consisting essentially of a straight tube to propel shot, shell, or bullets by the explosion of gunpowder. Although the Chinese discovered gunpowder as early as the 9th cent., they did...

feather star

(Encyclopedia)feather star, common name of a class of echinoderms that, as juveniles, are attached to the sea bottom by a stalk with rootlike branches; the mouth side faces upward. In the adult stage they break awa...

kithara

(Encyclopedia)kithara sĭthˈ– [key], musical instrument of the ancient Greeks. It was a plucked instrument, a larger and stronger form of the lyre, used by professional musicians both for solo playing and for th...

blazonry

(Encyclopedia)blazonry blāˈzənrē [key], science of describing or depicting armorial bearings. The introduction, since the Middle Ages, of artificial rules and fanciful medieval terms has complicated the science...

Steppe Geoglyphs

(Encyclopedia)Steppe Geoglyphs or Turgay Geoglyphs, ancient earthworks in Kostanay prov., N Kazakhstan. Located across the Turgay steppe, the more than 250 earthworks consist of squares, crosses, circles, lines, an...

Remington, Eliphalet

(Encyclopedia)Remington, Eliphalet ĭlĭfˈəlĭt [key], 1793–1861, American inventor, gunsmith, and arms manufacturer, b. Suffield, Conn. Trained in blacksmithing, he turned to gunsmithing at an early age. With ...

vein

(Encyclopedia)CE5 Cross section of vein showing valves vein, blood vessel that returns blood to the heart. Except for the pulmonary vein, which carries oxygenated blood from the lungs to the heart, veins carry ...

Scharnhorst, Gerhard Johann David von

(Encyclopedia)Scharnhorst, Gerhard Johann David von gĕrˈhärt yōˈhän däˈvēt fən shärnˈhôrst [key], 1755–1813, Prussian general. A Hanoverian army officer, military writer, and director of the war coll...

Breiðafjörður

(Encyclopedia)Breiðafjörður brāˈᵺäfyörˌᵺür [key], large inlet of the Denmark Strait, c.75 mi (120 km) long and 45 mi (70 km) wide, W Iceland, between the Vestfjarða and Snaefellsnes peninsulas. Hvamms...

Ionian Sea

(Encyclopedia)Ionian Sea, part of the Mediterranean Sea, S Europe, between Greece and S Italy. It is connected with the Adriatic Sea by the Strait of Otranto. The Gulf of Taranto and the Gulf of Corinth are its chi...