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Pozzolana vs Puzzolana - What's the difference?

pozzolana | puzzolana |

As nouns the difference between pozzolana and puzzolana

is that pozzolana is a type of volcanic ash used for mortar or for cement which sets under water while puzzolana is alternative form of pozzolana.

pozzolana

English

Noun

(en noun)
  • A type of volcanic ash used for mortar or for cement which sets under water.
  • References

    *The Concise Oxford Dictionary , 10th ed, p.1122. ----

    puzzolana

    English

    Noun

    (en noun)