terra sigillata

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English

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Etymology

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From Medieval Latin terra sigillāta (literally sealed, stamped earth).

Pronunciation

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English Wikipedia has an article on:
Wikipedia

Noun

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terra sigillata (uncountable)

  1. A type of astringent earth or clay originally from the Greek islands, formerly used as a medicine and antidote.
    • 1997, Roy Porter, The Greatest Benefit to Mankind, Folio Society, published 2016, page 77:
      Terra sigillata (sealed earth) was a greasy clay, containing silica, alumina, chalk, magnesia and oxide of iron, found on the Greek islands of Lemnos, Melos and Samos.
  2. (archaeology) A type of fine, red Roman pottery made from the first to the third centuries AD in Gaul.
    Hyponym: Samian ware
  3. (pottery) A type of fine clay slip produced by mixing clay-water mixture with deflocculant and decanting the resulting water.
    • 2024, Sumi von Dassow, “Terra Sigillata 101: How to Make, Apply, and Troubleshoot Terra Sig”, in Ceramic Arts Network Daily[1], retrieved 23 August 2024:
      Terra sigillata, or ‘terra sig’ for short, is made by mixing a suitable clay with water and a deflocculant and leaving it to stand until the heavier particles of clay settle out.

References

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Italian

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Italian Wikipedia has an article on:
Wikipedia it

Etymology

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Borrowed from Medieval Latin terra sigillāta (literally sealed, stamped earth).

Noun

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terra sigillata f (plural terre sigillate)

  1. (usually uncountable, archaeology) terra sigillata (type of fine, red Roman pottery)
    Synonym: ceramica sigillata