资料来源 : Webster's Revised Unabridged Dictionary (1913)

Phototelegraphy \Pho`to*te*leg"ra*phy\, n.
   Telegraphy by means of light, as by the heliograph or the
   photophone. Also, less properly, telephotography. --
   {Pho`to*tel"e*graph}, n. -- {Pho`to*tel`e*graph"ic}, a.