Synonyms

1. phenolphthalein

noun. ['ˌfiːnɑːlfˈθeɪlən, ˌfɛnɑːlfˈθeɪlən'] 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.

Synonyms

  • laxative

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Words that Rhyme with Phenolphthalein

  • venezuelan
  • whalen
  • stalon
  • walen
  • veillon
  • taillon
  • neylon
  • malan
  • keylon
  • kalen
  • kalan
  • galen
  • galan
  • calan
  • baylen
  • balan
  • bailon
  • alun

Example sentences of the word phenolphthalein


1. Noun, singular or mass
Place a small amount of sodium hydroxide in the first glass and a little phenolphthalein in the second.

2. Adverb
Sodium hydroxide is a base, so when you add phenolphthalein, the solution turns pink.

3. Adjective
The reason for the visible light absorption is the structure of the pink form of the phenolphthalein indicator.

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