Looking for the meaning of the word PHTHALEIN in English for both noun and verb forms from the Oxford Dictionary? Below, you can explore all possible meanings and definitions of PHTHALEIN with sentence examples. You can also use the “AUDIO PRONUNCIATION” track to check the correct pronunciation in British English.
Word: Phthalein
Speech Type: Noun
Etymology:
late 19th century; earliest use found in Journal of the Chemical Society. From phthal- + -ein, after German Phtaleïn
Definition:
Any of a series of organic dyes produced by replacing the oxygen atom of one of the C=O groups of phthalic anhydride by two (substituted) phenyl groups. Frequently attributive, especially in "phthalein dye".
Variant Forms:
- phthaleine
- phthaleïne
