Source : Webster's Revised Unabridged Dictionary (1913)

Corresponding \Cor`re*spond"ing\, a.
   1. Answering; conformable; agreeing; suiting; as,
      corresponding numbers.

   2. Carrying on intercourse by letters.

   {Corresponding member of a society}, one residing at a
      distance, who has been invited to correspond with the
      society, and aid in carrying out its designs without
      taking part in its management.