metapsychic /ˌmɛtəˈsaɪkɪk/ adjective1 •Being or pertaining to something (for example, telepathy) that is outside the realm of orthodox psychology, or (more broadly) beyond scientifically-explainable psychic (mental) abilities (compare metaphysical, supernatural).REALITY AND TRUTH by Professor T. D. A. [...] Reality may be conceived of as having three aspects, the know- able or scientific, the imaginable or metaphysic, and the unimaginable or metapsychic. — 1911