However the original source of the word "plane" in this context is the late Neoplatonist [[Proclus]], who refers to ''to platos'', "breadth", which was the equivalent of the 19th century theosophical use. An example is the phrase ''en to psuchiko platei'' [Dodds, cited in Poortman, 1978, vol II, p.54]. | However the original source of the word "plane" in this context is the late Neoplatonist [[Proclus]], who refers to ''to platos'', "breadth", which was the equivalent of the 19th century theosophical use. An example is the phrase ''en to psuchiko platei'' [Dodds, cited in Poortman, 1978, vol II, p.54]. |