Septuagesimal

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Septuagesimal \Sep`tu*a*ges"i*mal\, a.
     Consisting of seventy days, years, etc.; reckoned by
     seventies.
     [1913 Webster]
  
           Our abridged and septuagesimal age.      --Sir T.


                                                    Browne.
     [1913 Webster]