tetrachlorophenolphthalein

Questions

What does tetrachlorophenolphthalein mean?

Any tetrachloro derivative of phenolphthalein, but especially 4,5,6,7-tetrachlorophenolphthalein

Where does tetrachlorophenolphthalein come from?

From tetra- + chloro- + phenolphthalein.

How to pronounce tetrachlorophenolphthalein

1. Open the pronunciation page — Open the Speakur entry for “tetrachlorophenolphthalein”.
2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
3. Play the audio — Click Play to hear reference audio for “tetrachlorophenolphthalein”.
4. Repeat and practice — Say “tetrachlorophenolphthalein” aloud, matching stress and vowels until it feels natural.