The word derives from the Greek νόος ("mind', "reason," or to 'spin the thread of the mind') and σφαῖρα (sphere), in lexical analogy to "atmosphere" and "biosphere."
Rito leri hlamuselaka maxele ya dyambu hi xigriki i μετέωρος metéōros "henhla, xibhakabhaka" (leri tekiweke eka μετα- meta- "Henhla" na ἀείρω aeiro "Ku thlandlusa") ku hlanganisa na -λογία -logia , leringa.