Definition of Fehling's solution in English:

Fehling's solution

Syllabification: Feh·ling's so·lu·tion
Pronunciation: /ˈfāliNGz səˌlo͞oSHən
(also Fehling's reagent)


  • An alkaline solution of copper(II) sulfate and a tartrate, used in a laboratory test for sugars.
    More example sentences
    • Some are remembered by association with useful substances, like Fehling's solution, or Glauber's salt.
    • The galactomannan was obtained from the alkali-soluble fraction by selective precipitation (Fehling's reagent).
    • Fructose gives a positive test with Fehling's solution too.

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a slit made by cutting with a saw