- any of a class of organic compounds obtained by the reaction of phthalic anhydride with a phenol and used in dyes
| 单词 | phthalein |
| 释义 | WordReference Random House Unabridged Dictionary of American English © 2024 phthal•ein (thal′ēn, -ē in, fthal′-),USA pronunciation n. [Chem.]
Collins Concise English Dictionary © HarperCollins Publishers:: phthalein /ˈθeɪliːn
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