hydro-lyase

[ hī′drō-līās′, -āz′ ]

n.

Any of a class of lyase enzymes that catalyze the removal of water from a molecule leading to formation of new double bonds within the affected molecule.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.