communicating artery

[ kə-myōōnĭ-kā′tĭng ]


An artery that connects two larger arteries.
A short artery joining the two anterior cerebral arteries and completing anteriorly the circle of Willis; anterior communicating artery.
An artery with origin in the internal carotid artery, with distribution to the optic tract, cerebral peduncle, and hippocampal gyrus; and with anastomoses with the posterior cerebral artery to form the circle of Willis; posterior communicating artery.

Nearby words

  1. communicable disease,
  2. communicable disease center,
  3. communicant,
  4. communicate,
  5. communicating,
  6. communicating branch,
  7. communicating hydrocephalus,
  8. communication,
  9. communication cord,
  10. communication disorder

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.