orthogonal
orthogonal
orthogonalität
orthogonality
Orthogon
rectangle
orthognath
orthognathic
orthognathous
Orthodoxie
Orthodoxy
Orthoklas
orthoclase
Orthofoto
orthophoto
orthodox
orthodox
Oktogon
octagon
trigonal
trigonal
tetragonal
tetragonal
optional
optional
Original
original
original
original
Orthonitrat
orthonitrate
Orthorexie
orthorexia
Ortgang
bargeboard
gableboard
verge
vergeboard
Orthoepie
orthoepy
Orthognathie
orthognathy
orthognathysm
Orthografie
orthography
spelling