The Collaborative International Dictionary of English v.0.48:

Transmit \Trans*mit"\, v. t. [imp. & p. p. Transmitted; p. pr.
   & vb. n. Transmitting.] [L. transmittere, transmissum;
   trans across, over + mittere to send: cf. F. transmettre. See
   Missile.]
   1. To cause to pass over or through; to communicate by
      sending; to send from one person or place to another; to
      pass on or down as by inheritance; as, to transmit a
      memorial; to transmit dispatches; to transmit money, or
      bills of exchange, from one country to another.
      [1913 Webster]

            The ancientest fathers must be next removed, as
            Clement of Alexandria, and that Eusebian book of
            evangelic preparation, transmitting our ears through
            a hoard of heathenish obscenities to receive the
            gospel.                               --Milton.
      [1913 Webster]

            The scepter of that kingdom continued to be
            transmitted in the dynasty of Castile. --Prescott.
      [1913 Webster]

   2. To suffer to pass through; as, glass transmits light;
      metals transmit, or conduct, electricity.
      [1913 Webster]

WordNet (r) 3.0 (2006):

transmitting
    n 1: the act of sending a message; causing a message to be
         transmitted [syn: transmission, transmittal,
         transmitting]