An Army air defense artillery gun which provides low-altitude air defense and has a direct fire capability against surface targets The gun is a 6-barreled, air-cooled, 20-mm rotary-fired weapon
(a) A planet whose existence inside the orbit of Mercury was postulated to explain orbital eccentricities It does not exist (b) A hot, dry, red planet with green-blooded inhabitants whose civilisation has evolved beyond emotion It does exist
The divine blacksmith, whose workshop was on Mount Etna, where the Cyclops assisted him in forging thunderbolts for Jove He was also called Mulciber
The god of fire, who presided over the working of metals; answering to the Greek Hephæstus
(Roman mythology) god of fire and metal working; counterpart of Greek Hephaestus
Brand of horseshoe nails from 1867 to 1936 First made with the cold rolled machine process
A hypothetical planet supposed to lie inside the orbit of Mercury, but always on the opposite side of the Sun from the Earth, making it invisible Originally postulated to account for perturbations in planetary orbits, this planet is no longer supposed to exist by science, although some astrologers claim it as a sort of spiritual entity having power in a horoscope