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heptagonal
[ hep-tag-uh-nl ]
adjective
- having seven sides or angles.
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Word History and Origins
Origin of heptagonal1
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Example Sentences
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.
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