dione — Classical Mythology. a Titan and a consort of Zeus.
eon — An indefinite and very long period of time, often a period exaggerated for humorous or rhetorical effect.
freon — (organic compound) Any of several non-flammable refrigerants based on halogenated hydrocarbon including R-12, R-22, and R-23.
leon — a province in NW Spain: formerly a kingdom. 5936 sq. mi. (15,375 sq. km).
neon — Chemistry. a chemically inert gaseous element occurring in small amounts in the earth's atmosphere, used chiefly in a type of electrical lamp. Symbol: Ne; atomic weight: 20.183; atomic number: 10; density: 0.9002 g/l at 0°C and 760 mm pressure.
