enneastyle

or en·ne·a·styl·ar

[ en-ee-uh-stahyl or en-ee-uh-stahy-ler ]
/ ˈɛn i əˌstaɪl or ˌɛn i əˈstaɪ lər /

adjective

Architecture. having nine columns.
(of a classical temple) having nine columns on one front or on each.

Origin of enneastyle

First recorded in 1870–75; ennea- + -style2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019