Fehling's solution

noun

Feh·​ling's solution ˈfā-liŋ(z)- How to pronounce Fehling's solution (audio)
: a blue solution of Rochelle salt and copper sulfate used as an oxidizing agent in a test for sugars and aldehydes

Word History

Etymology

Hermann Fehling †1885 German chemist

First Known Use

1873, in the meaning defined above

Time Traveler
The first known use of Fehling's solution was in 1873

Dictionary Entries Near Fehling's solution

fegs

Fehling's solution

fehme

Cite this Entry

“Fehling's solution.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Fehling%27s%20solution. Accessed 12 Oct. 2024.

Kids Definition

Fehling's solution

noun
Feh·​ling's solution ˈfā-liŋ(z)- How to pronounce Fehling's solution (audio)
: a blue solution prepared by mixing solutions of Rochelle salt and copper sulfate and used especially in a test for sugars

Medical Definition

Fehling's solution

noun
Feh·​ling's solution ˈfā-liŋ(z)- How to pronounce Fehling's solution (audio)
variants or Fehling solution
: a blue solution of Rochelle salt and copper sulfate used as an oxidizing agent in a test for sugars and aldehydes in which the precipitation of a red oxide of copper indicates a positive result
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