Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective That cannot be dissolved.
  • adjective Difficult or impossible to solve or explain; insolvable.

from The Century Dictionary.

  • That cannot be loosed or undone.
  • Not soluble; incapable of being dissolved.
  • Incapable of being solved or explained; not susceptible of solution or explanation.
  • noun A thing which is insoluble; a problem that cannot be solved.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Not soluble; in capable or difficult of being dissolved, as by a liquid.
  • adjective Not to be solved or explained; insolvable.
  • adjective obsolete, obsolete Strong.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective that cannot be dissolved
  • adjective that cannot be solved; insolvable
  • adjective that cannot be explained; mysterious or inexplicable

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective admitting of no solution or explanation
  • adjective (of a substance) incapable of being dissolved
  • adjective without hope of solution

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Middle English insolible, from Latin īnsolūbilis : in-, not; see in– + solvere, to loosen; see soluble.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Latin insolubilis (in- + solubilis).

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Examples

  • The insoluble form or gun-cotton is entirely _insoluble_ in nitro-glycerine.

    Nitro-Explosives: A Practical Treatise

  • Those which we call insoluble generally differ from the rest only in degree.

    Religion and Chemistry 1880

  • For transparent colored bottles, instead of sponge, the perfumers use what they call insoluble crystal salts (sulphate of potass).

    The Art of Perfumery And Methods of Obtaining the Odors of Plants George William Septimus Piesse 1851

  • The foods that contain insoluble fiber foods are almost all plants, Dr. Sheth said, because humans haven't evolved the enzymes necessary to break down some plant cell walls.

    Science Question from a Toddler: Why is poop brown? Boing Boing 2009

  • Old World was hopelessly entangled in insoluble problems.

    Sir Norman Angell - Biography 1933

  • Carbonate of lime, itself, in the forms we have mentioned, is commonly called insoluble in water.

    Peat and its Uses as Fertilizer and Fuel 1869

  • Richard Lavenham, an English contemporary of Wyclif, perhaps put the prevailing optimism best (Spade 1975, p. 93; Heytesbury 1979, p. Just as the bond of love is sometimes called insoluble, not because it can in no way be untied (sit solubilis) but because it can be untied [only] with difficulty, so a proposition is sometimes called insoluble, not because it is not solvable but because it is solvable [only] with difficulty.

    Insolubles Spade, Paul Vincent 2009

  • The main reason for fritting is to make glaze materials insoluble, which is possible if the frit materials are mixed in the right proportion.

    16. Glaze formula calculations 1993

  • The fluid from which they have been precipitated contains two substances, crenic and apocrenic acids, while the soil still retains what has been called insoluble humus.

    Elements of Agricultural Chemistry Thomas Anderson

  • As far as the manufacture of explosive bodies is concerned, the two forms of nitro-cellulose used and manufactured are gun-cotton or the hexa - nitrate (once regarded as tri-nitro-cellulose), which is also known as insoluble gun-cotton, and the soluble form of gun-cotton, which is also known as collodion, and consists of a mixture of several of the lower nitrates.

    Nitro-Explosives: A Practical Treatise

Comments

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  • When the total tax burden grows beyond a bearable size, the problem of devising taxes that will not discourage and disrupt production becomes insoluble.

    October 2, 2010