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Definition of: phthalein

(thalē·in, -ēn, fthal-) noun Chem.
Any one of a series of organic compounds formed, with elimination of water, by the combination of a phenol with phthalic acid or its anhydride. Some compounds of phthalein are coloring matters. Also phthale·ine. [<PHTHAL(IC) + -ein, var. of -IN]

'phthalein' used in domains:

thymolphthalein.com
phenolphthalein.com
resorcinolphthalein.com

Phrases starting with the letter: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

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