mucinogen

[ myōō-sĭnə-jən, -jĕn′ ]

n.

Any of various substances, such as glycoproteins, that form mucin through the imbibition of water.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.