Meaning of phthalein | Babel Free
/ˈθeɪliːn/Definitions
Any of a range of lactones formed by the reaction of phenols with phthalic anhydride.
Equivalents
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.