Associations to the word «Phenolphthalein»
Noun
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Wiktionary
PHENOLPHTHALEIN, noun. (chemistry) A quinone derivative used as a pH indicator, and once used as a laxative
Dictionary definition
PHENOLPHTHALEIN, noun. A laxative used in many preparations under various trade names; also used as an acid-base indicator in titrations involving weak acids and strong bases because it is brilliant red at high alkalinity and colorless below pH 8.
Wise words
When you have spoken the word, it reigns over you. When it
is unspoken you reign over it.