Word.ws English Dictionary

PFOS

PFOS is the abbreviation of perfluorooctane sulfonate.

Meaning of perfluorooctane sulfonate

Noun

perfluorooctane sulfonate (uncountable)

  1. Any salt or ester of perfluorooctanesulfonic acid.
    • Curious, I looked it up and discovered that it's in the class of chemicals that were manufactured by 3M for use in Scotchguard, among other consumer products and applications. Perfluorooctane sulfonate (PFOS) received a flurry of attention around 2000, when studies of its effects on animal and...2007, Elizabeth Grossman, High Tech Trash: Digital Devices, Hidden Toxics, and Human Health, Island Press, →ISBN, page 284

Noun capitalized: PFOs

PFOs

  1. (plural) plural of PFO

Questions about PFOS

What is PFOS the abbreviation of?
PFOS is the abbreviation of perfluorooctane sulfonate.
What part of speech is PFOS?
PFOS is a noun.

Words near PFOS in the dictionary

  1. PFOA
  2. PFOF
  3. Pfohl
  4. Pfohls
  5. Pforzheim
  6. PFOS
  7. PFOSA
  8. pfp
  9. PFPA
  10. pfps
  11. Pfronten

Source and license

Adapted from Wiktionary: PFOS (page history and authors); PFOs (page history and authors); perfluorooctane sulfonate (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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Cite this entry: “PFOS.” Word.ws, https://word.ws/pfos. Based on Wiktionary, CC BY-SA 4.0.