heptadic التعريفات والمعاني == English == === Etymology === From heptad + -ic. === Adjective === heptadic of, or relating to a heptad; sevenfold ==== Translations ==== شارك هذه المقالة: Facebook Twitter WhatsApp LinkedIn كلمات ذات صلة hepatic heptad heptarchy heptadeca- heptadecagon heptadec- heptadecahedron heptadecane heptarchia