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Phenolphthalein Definition & Meaning

phenolphthalein
noun
  1. 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

"Phenolphthalein" in song lyrics

See how phenolphthalein is used in real songs:

  • "vinegar and phenolphthalein"
    AOL — AOL

Usage tips for "phenolphthalein"

Understanding the precise definition of a word helps you use it with confidence. When using "phenolphthalein" in your writing, consider whether you need the word itself or one of its synonyms — subtle differences in meaning can change the tone of a sentence. If you're writing poetry or song lyrics, check the rhymes for phenolphthalein to find words that pair well.

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Frequently asked questions

What does phenolphthalein mean?
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
What part of speech is phenolphthalein?
Phenolphthalein is a noun.

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