heptagonal

/hep-tag-uh-nl/US // hɛpˈtæg ə nl //

七角形,七边形,七角形的,七边形的

Definitions

adj.形容词 adjective

It is a little heptagonal recess, paved with white marble and roofed with a shell-like cupola of marble of a single block.
Meshes regular or subregular, hexagonal, often intermingled with a variable number of pentagonal and heptagonal meshes.
Meshes subregular pentagonal (intermingled with single tetragonal, hexagonal, and heptagonal meshes).
Shell-mantle one and a third times as long as broad, its frontal perimeter heptagonal, with seven concave sides.
The effect of a heptagonal stem on an octagonal base or plinth is certainly odd.