philosopher's wool

phil·o·soph·er’s wool
UK/fɪˌlɒsəfəz ˈwʊl/US/fəˌlɑs(ə)fəɹz ˈwʊl/

noun

Zinc oxide (chemical formula ZnO) as a white flocculent powder.

Similar
philosophical woolzinc oxideflowers of zincphilosophers' wool
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Meanings

nounphilosopher's wool (uncountable)

alternative philosophers' wool

  1. archaicuncountablealchemyZinc oxide (chemical formula ZnO) as a white flocculent powder.

    Synonyms: philosophical wool

Synonyms & antonyms

nounZinc oxide (chemical formula ZnO) as a white flocculent powder.

Similar
philosophical wool

More synonyms by meaning

nounoxide of zinc; a white powder used as a pigment or in cosmetics or glass or inks and in zinc ointment

Similar
zinc oxideflowers of zincphilosophers' wool
Broader
oxide
Also see
flowers of zincphilosophical woolzinc oxide

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

From philosopher (“(obsolete) an alchemist”) + -’s + wool.

Full word history & related roots →

Translations

Finnish sinkkivalkoinen
  • sinkkivalkoinenzinc oxide as a white flocculent powder

Rhymes & wordplay

Rhymes with philosopher's wool

fullnullpullbullAbdultulleshul-fulIatmulunfullyou'll
All rhymes →
Cite this entry
APA

philosopher's wool. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/philosopher's%20wool

MLA

“philosopher's wool.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/philosopher's%20wool. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “philosopher's wool,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/philosopher's%20wool.

Source: philosopher's wool on Wiktionary, CC BY-SA 4.0.