-
Trending Now:
More Trending:
- scaramouch non sequitur admiral's mast calumny kakistocracy
- ALL
phenolsulfonephthalein
noun
variants: or
phenolsulfonphthalein
Definition of phenolsulfonephthalein
: a red crystalline compound C19H14O5S formed by condensation of the anhydride of ortho-sulfobenzoic acid and phenol and used chiefly as a test of kidney function and as an acid-base indicator —called also phenol red
Read the Latest from M-W
There's more!
Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of phenolsulfonephthalein
International Scientific Vocabulary phenol + sulfonephthalein or sulfonphthalein
Seen and Heard
What made you want to look up phenolsulfonephthalein? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!