I. ˈte.trəˌstīl noun
Etymology: Late Latin tetrastylon, from Latin, neuter of tetrastylos having four pillars, from Greek, from tetra- + stylos pillar — more at steer
: a building or portico having four columns in front
• tet·ra·styl·ic | ̷ ̷ ̷ ̷|stilik or tet·ra·sty·lous | ̷ ̷ ̷ ̷|stīləs adjective
II. adjective
: marked by columniation with four columns across the front — compare distyle