Found 2 items, similar to octonary.
English → English (WordNet) Definition: octonary octonary n : the cardinal number that is the sum of seven and one [syn: eight, 8, VIII, eighter, eighter from Decatur, octad, ogdoad, octet]
English → English (gcide) Definition: Octonary Octonary \Oc`to*na*ry\, a. [L. octonarius, fr. octoni eight each, fr. octo eight.] Of or pertaining to the number eight. --Dr. H. More. [1913 Webster]