insoluble

American  

[in-sol-yuh-buhl] / ɪnˈsɒl yə bəl /

adjective

1. incapable of being dissolved.

   insoluble salts.

2. incapable of being solved or explained.

   an insoluble problem.

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insoluble British  

/ ɪnˈsɒljʊbəl /

adjective

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

2. incapable of being solved

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insoluble Scientific  

/ ĭn-sŏl′yə-bəl /

1. Not capable of being fully dissolved. Fats and oils are insoluble in water.

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Other Word Forms

• insolubility noun
• insolubleness noun
• insolubly adverb
• semi-insoluble adjective

Etymology

Origin of insoluble

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

Example Sentences

In the mouse model, oral arginine lowered amyloid plaque formation and reduced insoluble Aβ42 levels in the brain.

From Science Daily

It’s the counterpoint to Syd’s earliest argument for sticking with this insoluble endeavor: “Why can’t we put everything that we have into everything that we can?”

From Salon

But if a problem is insoluble, it’s not a problem anymore; it’s just the way things are.

From Salon

"Ketone bodies interact with damaged and misfolded proteins directly, making them insoluble so they can be pulled from the cell and recycled."

From Science Daily

While insoluble fibers work well in breads, there are many other types of products where this isn't the case.

From Science Daily