Definitions for phthaleinˈθæl in, -i ɪn, ˈfθæl-

This page provides all possible meanings and translations of the word phthalein

WiktionaryRate this definition:(0.00 / 0 votes)

  1. phthalein(Noun)

    any of a range of lactones formed by the reaction of phenols with phthalic anhydride

Webster DictionaryRate this definition:(0.00 / 0 votes)

  1. Phthalein(noun)

    one of a series of artificial organic dyes made as condensation products of the phenols with phthalic acid, and well represented by phenol phthalein. Their alkaline solutions are fluorescent

  2. Origin: [See Phthalic.]


Find a translation for the phthalein definition in other languages:

Select another language:

Discuss these phthalein definitions with the community:

Word of the Day

Would you like us to send you a FREE new word definition delivered to your inbox daily?

Please enter your email address:     


Use the citation below to add this definition to your bibliography:


"phthalein." STANDS4 LLC, 2015. Web. 31 Mar. 2015. <>.

Are we missing a good definition for phthalein? Don't keep it to yourself...

The Web's Largest Resource for

Definitions & Translations

A Member Of The STANDS4 Network

Nearby & related entries:

Alternative searches for phthalein:

Thanks for your vote! We truly appreciate your support.