DIPTERAL Meaning of DIPTERAL in English [ 'dɪpt(ə)r(ə)l ]■ adjective Architecture having a double peristyle.OriginC19: from L. dipteros (from Gk, from di- 'twice' + pteron 'wing') + -al . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004