Word Study
octad |
octadecanoic acid |
octaedral |
octaemeron |
octagon |
octagonal
| octagynous
| octahedral
| octahedrite
| octahedron
| octal
octagonal
WORDNET DICTIONARY
Adjective octagonal has 1 sense
- octagonal(a = adj.pert) octangular - of or relating to or shaped like an octagon; Array
THESAURUS
octagonal
decagonal, dodecagonal, dodecahedral, eightfold, eighth, heptagonal, hexagonal, hexahedral, icosahedral, octadic, octahedral, octal, octan, octaploid, octastyle, octofid, octonary, octosyllabic, octuple, pentagonal, pentahedral
For further exploring for "octagonal" in Webster Dictionary Online