insoluble

C1 Topic:Describing Qualities

US /ɪnˈsɑljəbəl/ UK /ɪnˈsɒljʊbəl/ See IPA manual

Freq #72254

Meanings

1

adj
without hope of solution

An insoluble problem.
2

adj
admitting of no solution or explanation

An insoluble doubt.
3

adj
That cannot be dissolved.

Petroleum is largely insoluble in water.
4

adj
That cannot be solved.

The reason Fisher concluded that the problem is likely insoluble is that the ability of real-world agents to act on new perceived opportunities of arbitrage – including those that turn out to be incorrect – makes stability impossible to demonstrate without additional strong (and unrealistic) assumptions.

Thesaurus

Synonyms

3 adj · that cannot be dissolved. indissolubleundissolvable

4 adj · that cannot be solved. insolvable unsolvable

Word family

Derived forms insolubilityinsolubilizeinsolublenessinsolubly

Appears in

Phrases (1)

See all

insoluble problem
A difficulty for which no solution can be found.

Adjective + noun

Etymology

From Middle English insolible, from Middle French insoluble, from Latin insolūbilis, from in- + solūbilis. Piecewise doublet of insolvable and unsolvable. By surface analysis, in- + soluble.

Topics

Describing Qualities Chemistry

External links

# insoluble

**Type:** Word
**Level:** C1
**Part of speech:** adj
**IPA (US):** /ɪnˈsɑljəbəl/
**IPA (UK):** /ɪnˈsɒljʊbəl/
**Frequency rank:** 72254

## Meanings
1. without hope of solution
2. admitting of no solution or explanation
3. That cannot be dissolved.
4. That cannot be solved.

## Examples
- An insoluble problem.
- An insoluble doubt.
- Petroleum is largely insoluble in water.
- The reason Fisher concluded that the problem is likely insoluble is that the ability of real-world agents to act on new perceived opportunities of arbitrage – including those that turn out to be incorrect – makes stability impossible to demonstrate without additional strong (and unrealistic) assumptions.

## Derived Forms
- insolubility
- insolubilize
- insolubleness
- insolubly

## Etymology
From Middle English insolible, from Middle French insoluble, from Latin insolūbilis, from in- + solūbilis. Piecewise doublet of insolvable and unsolvable. By surface analysis, in- + soluble.

## Topics
- Describing Qualities
- Chemistry

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