neoclassicism
noun /ˌniːəʊˈklæsɪsɪzəm/
/ˌniːəʊˈklæsɪsɪzəm/
[uncountable]- a style of art, architecture and design that is strongly influenced by the styles of ancient Greece and Rome. It became popular in Europe and North America in the second half of the 18th century, when many buildings were designed with geometric forms, straight lines and Greek columns.