The Collaborative International Dictionary
Mucilaginousness
Mucilaginous \Mu`ci*lag"i*nous\, a. [Cf. F. mucilagineux. See Mucilage.]
Partaking of the nature of, or resembling, mucilage; moist, soft, and viscid; slimy; ropy; as, a mucilaginous liquid.
Of, pertaining to, or secreting, mucilage; as, the mucilaginous glands.
Soluble in water, but not in alcohol; yielding mucilage; as, mucilaginous gums or plants. -- Mu`ci*lag"i*nous*ness, n.
Wiktionary
mucilaginousness
n. The quality of being mucilaginous.