Definition of marmoreal in English:

marmoreal

adjective

literary
  • Made of or compared to marble.

    ‘the marmoreal skin took on the flush of colour’
    • ‘In the walls at the two sides of the high altar, there are two elegant small choirs in red marble, placed on marmoreal portal as well, and the two Chancels with big seventeenth century organs.’

Origin

Late 18th century: from Latin marmoreus (from marmor marble) + -al.

Pronunciation:

marmoreal

/mɑːˈmɔːrɪəl/