"dieder" in English Dieder {m} dihedron Dieder {m pl} dihedra dihedrons Detailed translations for "dieder" der Dieder{masculine} Dieder(also: Zweiflächner, Zweiflach, zweiseitig) dihedron Dieder{masculine plural} Dieder(also: Zweiflächner, Zweiflache) dihedra Dieder(also: Zweiflächner, Zweiflache) dihedrons