Definition of Fehling's solution in English:

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Fehling's solution

Pronunciation: /ˈfāliNGz səˌlo͞oSH(ə)n/
(also Fehling's reagent)


An alkaline solution of copper(II) sulfate and a tartrate, used in a laboratory test for sugars.
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.

For editors and proofreaders

Syllabification: Feh·ling's so·lu·tion

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