Word.ws English Dictionary

phthalein

/ˈθeɪliːn/

phthalein noun: any of a range of lactones formed by the reaction of phenols with phthalic anhydride.

Noun

phthalein (plural phthaleins)

  1. Any of a range of lactones formed by the reaction of phenols with phthalic anhydride.

Forms of phthalein

pluralphthaleins

Origin of phthalein

By surface analysis, phthal(ic) + -ein.

Words formed from phthalein

Questions about phthalein

What does phthalein mean?
Phthalein means any of a range of lactones formed by the reaction of phenols with phthalic anhydride.
What part of speech is phthalein?
Phthalein is a noun.
How do you pronounce phthalein?
Phthalein is pronounced /ˈθeɪliːn/.
What is the plural of phthalein?
The plural of phthalein is phthaleins.

Words near phthalein in the dictionary

  1. phthalazine
  2. phthalazines
  3. phthalazinone
  4. phthalazone
  5. phthalazones
  6. phthalein
  7. phthaleins
  8. phthalic
  9. phthalic acid
  10. phthalic acids
  11. phthalic anhydride

Source and license

Adapted from Wiktionary: phthalein (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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