Science / Astrology / Hades: The second symbolic planet used in Uranian astrology. See also Uranian astrology.


Entertainment / Literature / Rephaim: The Oxford Companion to the Bible goes into some detail on this term, and I summarize the material from Ackerman's article in this vocabulary entry. Several biblical texts, including Isaiah 26:14 and MORE


Entertainment / Literature / Chthonic: Related to the dead, the grave, the underworld, or the fertility of the earth. In Greek mythology, the Greeks venerated three categories of spirits: (1) the Olympian gods, who were worshipped in publi MORE


Entertainment / Literature / Triad: A collection of three ideas, concepts, or deities loosely connected--as opposed to a pure trinity in which the three concepts are much more closely linked or equivalent to each other. The oldest known MORE

Neodymium (Nd)

Science / Periodic Table of Elements / Neodymium (Nd): Atomic number: 60, Atomic mass: 144.2 g mol -1, Electronegativity: 1.14, Density: 7.0 g cm-3, Melting point: 1024 °C, Boiling point: 3074 °C, Vanderwaals radius: 0.181 nm, Isotopes: 9, Electronic sh MORE

Plasma Display

Technology / Television (TV) / Plasma Display: A Plasma TV Display uses hundreds-of-thousands of miniature, embedded cells to produce a picture. Each cell equals one pixel, (picture element) and has three sub-cells. The three sub-cells are filled MORE

Tone Values

Entertainment / Photography / Tone Values: Various shades of gray between the extremes of black & white in a photographic image. MORE