ultratraditional

adjective

ul·​tra·​tra·​di·​tion·​al ˌəl-trə-trə-ˈdi-sh(ə-)nəl 

: adhering strongly to tradition : extremely traditional

her ultratraditional grandparents

Though he makes his Rieslings in an ultratraditional style, he experiments with other varieties, trying out ideas he collects on his extensive travels through the wine regions of North America and Europe.

—Stuart Pigott

Word History

First Known Use

1848, in the meaning defined above