mucilage

[myoo-suh-lij]
noun
1.
any of various, usually liquid, preparations of gum, glue, or the like, used as an adhesive.
2.
any of various gummy secretions or gelatinous substances present in plants.

Origin:
1350–1400; Middle English muscilage < Middle French musillage < Late Latin mūcilāgō a musty juice, akin to mūcēre to be musty. See mucor

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Collins
World English Dictionary
mucilage (ˈmjuːsɪlɪdʒ)
 
n
1.  a sticky preparation, such as gum or glue, used as an adhesive
2.  a complex glutinous carbohydrate secreted by certain plants
 
[C14: via Old French from Late Latin mūcilāgo mouldy juice; see mucid]
 
mucilaginous
 
adj
 
muci'laginously
 
adv
 
muci'laginousness
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

mucilage
c.1400, "viscous substance from vegetable material soaked in water," from O.Fr. mucilage (14c.), from L.L. mucilago "musty or moldy juice" (4c.), from L. mucere "be musty or moldy," from mucus "mucus." Meaning "adhesive" is first attested 1859. Related: Mucilaginous.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

mucilage mu·ci·lage (myōō'sə-lĭj)
n.
A viscid preparation consisting of a solution of a plant-based gum in water and used in pharmacy as an excipient.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences
The fruit was mildly sweet, and the seeds that popped out were covered with a thick, tasty mucilage.
The insect is caught by the mucilage, then the sundew digests it.
Sundews catch bugs using a sticky mucilage on the tips of their leaves.
Photomicrograph of peanut root tip showing the yellow mucilage layer.
Synonyms
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