octonary

from WordNet (r) 3.0 (2006)

octonary
    n 1: the cardinal number that is the sum of seven and one [syn:
         {eight}, {8}, {VIII}, {eighter}, {eighter from Decatur},
         {octad}, {ogdoad}, {octonary}, {octet}]

from The Collaborative International Dictionary of English v.0.48

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]

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