Seventies

from WordNet (r) 3.0 (2006)

seventies
    n 1: the decade from 1970 to 1979 [syn: {seventies}, {1970s}]
    2: the time of life between 70 and 80 [syn: {seventies}, {mid-
       seventies}]

from The Collaborative International Dictionary of English v.0.48

Seventy \Sev"en*ty\, n.; pl. {Seventies}.
   1. The sum of seven times ten; seventy units or objects.
      [1913 Webster]

   2. A symbol representing seventy units, as 70, or lxx.
      [1913 Webster]

   {The Seventy}, the translators of the Greek version of the
      Old Testament called the Septuagint. See {Septuagint}.
      [1913 Webster]