phenolsulfonephthalein

noun

variants: or phenolsulfonphthalein \ ¦⸗ˌ⸗¦⸗ˌ⸗¦⸗(⸗)⸗ \

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

Keep scrolling for more

Learn More about phenolsulfonephthalein

Dictionary Entries near phenolsulfonephthalein

phenolphthalein

phenolsulfonephthalein

Statistics for phenolsulfonephthalein

Look-up Popularity

Comments on phenolsulfonephthalein

What made you want to look up phenolsulfonephthalein? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

canker

to corrupt or become corrupted

Test Your Vocabulary

A Green Quiz

What is the best definition of green-eyed monster?

Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ

Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Words at Play

Ask the Editors

Word Games