different between phenolphthalein vs phenol

English

Etymology

From phenol +? phthalein.

Pronunciation

• (Received Pronunciation) IPA^(key): /?fi?.n?l?(f)?a.li?n/, /?fi?.n?l?(f)?e?.li?n/
• (General American) IPA^(key): /?fi.nl???æl.i.?n/, /?fi.nl???æ?lin/

Noun

phenolphthalein (countable and uncountable, plural phenolphthaleins)

1. (chemistry, pharmacology) A white or yellowish-white crystalline compound C₂₀H₁₄O₄ used in analysis as an indicator because its solution is brilliant red in alkalies and is decolorized by acids and in medicine as a laxative.

Translations

Related terms

• phenolphthalin

References

• “phenolphthalein”, in Lexico, Dictionary.com; Oxford University Press, 2019–present.
• “phenolphthalein”, in Merriam–Webster Online Dictionary, (Please provide a date or year).

English

Etymology

From French phène, from Ancient Greek ????? (phaín?, “to clear”), as it was used for illumination, name given by Auguste Laurente in 1836.

Synchronically analyzable as pheno- +? -ol

Pronunciation

• (General American) IPA^(key): /?fin?l/, /?fin?l/
• (Received Pronunciation) IPA^(key): /?fi?n?l/, /?fi?n?l/

Noun

phenol (countable and uncountable, plural phenols)

1. (organic chemistry, uncountable) A caustic, poisonous, white crystalline compound, C₆H₅OH, derived from benzene and used in resins, plastics, and pharmaceuticals and in dilute form as a disinfectant and antiseptic; once called carbolic acid
2. (organic chemistry, countable) Any of a class of aromatic organic compounds having at least one hydroxyl group attached directly to the benzene ring (or other aromatic ring)

Synonyms

• (caustic compound derived from benzene): carbolic acid
• benzenol
• hydroxybenzene

Hyponyms

Translations

References

Anagrams

• holpen