extorsion

[ĭk-stôrshən]
n.
  1. The outward rotation of a limb or organ.
  2. The outward divergent rotation of the upper poles of the vertical meridian of the cornea of each eye.disclination positive declination
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.