The Collaborative International Dictionary of English v.0.48:

contemporaries \contemporaries\ n.
   all the people living at the same time or of approximately
   the same age.

   Syn: coevals, generation.
        [WordNet 1.5]

The Collaborative International Dictionary of English v.0.48:

Contemporary \Con*tem"po*ra*ry\, n.; pl. Contemporaries.
   1. One who lives at the same time with another; as, Petrarch
      and Chaucer were contemporaries.
      [1913 Webster]

   2. a person of nearly the same age as another.

   Syn: coeval.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

contemporaries
    n 1: all the people living at the same time or of approximately
         the same age [syn: coevals, contemporaries,
         generation]