insolubleness
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in·sol·u·ble
(ĭn-sŏl′yə-bəl)adj.
1. That cannot be dissolved: insoluble matter.
2. Difficult or impossible to solve or explain; insolvable: insoluble riddles.
[Middle English insolible, from Latin īnsolūbilis : in-, not; see in-1 + solvere, to loosen; see soluble.]
in·sol′u·bil′i·ty, in·sol′u·ble·ness n.
in·sol′u·ble n.
in·sol′u·bly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.