heptahedra

• plural

  plural

  The grammatical form denoting more than one person, place, thing, or idea.

  of heptahedron.
  heptahedron

  noun

  a solid figure having seven faces.

More Suggestions

• heptahydrate
• ephedra
• pentahedron
• tetrahedral
• cathedra
• exhedra
• hemihedral
• heptachlor
• heptachord