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Noun: octonary  'ók-tu,ne-ree [N. Amer], ók-tu-n(u-)ree [Brit]
  1. The cardinal number that is the sum of seven and one
    - eight, 8, VIII, eighter, eighter from Decatur, octad, ogdoad

Derived forms: octonaries

Type of: digit, figure

Encyclopedia: Octonary