HYPNOPAEDIA Meaning of HYPNOPAEDIA in English [ ˌhɪpnəʊ'pi:dɪə ]( US hypnopedia ) ■ noun learning by hearing while asleep or under hypnosis.Origin1930s: from hypno- + Gk paideia 'learning'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004