PYRROLE Meaning of PYRROLE in English [ 'pɪrəʊl ]■ noun Chemistry a sweet-smelling heterocyclic liquid compound present in bone oil and coal tar.OriginC19: from Gk purrhos 'reddish' + L. oleum 'oil'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004