Definition of "contraterrene" []

• Not terrestrial. (adjective)
• Of or pertaining to antimatter. (adjective)

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• "Lover-Girl Eridani hyperspace attack contraterrene planet bomb stellar kill."
• "In the latest issue of Symmetry, a magazine about particle physics, I've traced the chain of scientific developments in the 1930s and 1940s that inspired Williamson to write his "Seetee" tales -- if not the first, certainly the most influential stories to explore the physics of "contraterrene" (CT) matter."
• ""Is that the same thing as contraterrene matter-where the electron has a positive charge and the nucleus is negative?""