Meanings
nounpentachlorophenol (countable and uncountable, plural pentachlorophenols)
plural pentachlorophenols
- countableuncountablechemistryA fully chlorinated derivative of phenol that is used as a fungicide and wood preservative.
Origin
- Proto-Indo-European*pénkʷe
- Proto-Hellenic*pénkʷe
- Ancient Greekπέντε (pénte)
- Ancient Greekπεντᾰ- (pentă-)
- Englishpenta-
- Englishchloro-
- Proto-Indo-European*bʰeh₂-
- Proto-Indo-European*bʰh₂nyéti
- Proto-Hellenic*pʰáňňō
- Ancient Greekφαίνω (phaínō)
- Frenchphène
- Englishphenol
- Englishpentachlorophenol
From penta- + chloro- + phenol.
Full word history & related roots →Translations
Italian pentaclorofenolo
- pentaclorofenolofully chlorinated derivative of phenol
Cite this entry
APA
pentachlorophenol. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/pentachlorophenol
MLA
“pentachlorophenol.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/pentachlorophenol. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “pentachlorophenol,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/pentachlorophenol.
Source: pentachlorophenol on Wiktionary, CC BY-SA 4.0.