Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “insoluble”


adjective (SUBSTANCE)    /ɪnˈsɒl.jʊ.bl̩/ US  /-ˈsɑːl.jə-/
(of a substance) impossible to dissolve: These minerals are all insoluble in water.Types of chemicalSpecific chemicals, chemical compounds and gasesSubstances and structures in the body insolubility     /ɪnˌsɒl.jʊˈbɪl.ɪ.ti/ US  /-ˌsɑːl.jəˈbɪl.ə.t̬i/ noun [U] ComplexityDifficult to understandThe state of matter
(Definition of insoluble adjective (SUBSTANCE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of insoluble

More definitions for “insoluble”

Definitions of “insoluble” in other dictionaries

Word of the Day


a document given to students or reporters which contains information about a particular subject

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More