angiography

from WordNet (r) 3.0 (2006)

angiography
    n 1: roentgenographic examination of blood vessels after
         injection of a radiopaque contrast medium; produces an
         angiogram

from The Collaborative International Dictionary of English v.0.48

Angiography \An`gi*og"ra*phy\, n. [Angio- + -graphy: cf. F.
   angiographie.]
   1. (Anat.) A description of blood vessels and lymphatics.
      [1913 Webster]

   2. (Med.) A diagnostic procedure in which the location and
      size of blood vessels may be visualized by taking an X-ray
      photograph after injecting a radiopaque substance into the
      blood stream. AS
      [PJC]