insoluble

[ in-sol-yuh-buhl ]
/ ɪnˈsɒl yə bəl /

adjective

incapable of being dissolved: insoluble salts.
incapable of being solved or explained: an insoluble problem.

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Origin of insoluble

1350–1400; <Latin insolūbilis; replacing Middle English insolible<Middle French insoluble< L. See in-3, soluble

OTHER WORDS FROM insoluble

in·sol·u·bil·i·ty, in·sol·u·ble·ness, nounin·sol·u·bly, adverbsem·i-in·sol·u·ble, adjective

WORDS THAT MAY BE CONFUSED WITH insoluble

insoluble , insolvable, unsolvable
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for insoluble

British Dictionary definitions for insoluble

insoluble
/ (ɪnˈsɒljʊbəl) /

adjective

incapable of being dissolved; incapable of forming a solution, esp in water
incapable of being solved

Derived forms of insoluble

insolubility or insolubleness, nouninsolubly, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for insoluble

insoluble
[ ĭn-sŏlyə-bəl ]

adj.

Not soluble.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for insoluble

insoluble
[ ĭn-sŏlyə-bəl ]

Not capable of being fully dissolved. Fats and oils are insoluble in water.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.