Associations to the word «Phenolphthalein»

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

In the End, we will remember not the words of our enemies, but the silence of our friends.
Martin Luther King, Jr.