hyperosmolarity

[ hī′pər-ŏz′mə-lărĭ-tē ]

n.

The abnormal increase in the osmolarity of a solution, especially a body fluid, as occurs in dehydration.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.