pozzolana

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UK/ˌpɒts(w)əˈlɑːnə/US/ˌpɑts(w)əˈlɑnə/

noun

A type of volcanic ash used for mortar or for cement which sets under water.

First used 17th c.Scrabble 29

Meanings

nounpozzolana (countable and uncountable, plural pozzolanas)

plural pozzolanas · alternative pozzuolana · alternative puzzolana · alternative puzzolano

  1. countableuncountableA type of volcanic ash used for mortar or for cement which sets under water.First known use 17th c.

    Finally the street is strewn with pozzolana to prevent the horses from slipping on the smooth paving.

    1962, WH Auden; Elizabeth Mayer, translating JW Goethe, Italian Journey, Penguin, published 1970, page 450

Origin

  1. LatinPuteoli
  2. Italianpozz(u)olana
  3. Englishpozzolana

Borrowed from Italian pozz(u)olana, earth of Pozzuoli, a town near Naples, itself from Latin Puteoli, ultimately from the verb puteō (“stink”).

Full word history & related roots →

Translations

Esperanto pucolano
  • pucolanotype of volcanic ash
Finnish potsolaani
  • potsolaanitype of volcanic ash
Italian pozzolana
  • pozzolanatype of volcanic ash
Cite this entry
APA

pozzolana. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/pozzolana

MLA

“pozzolana.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/pozzolana. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “pozzolana,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/pozzolana.

Source: pozzolana on Wiktionary, CC BY-SA 4.0.