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raw sienna

See under sienna (def 1).
Origin of raw sienna
First recorded in 1885-90


[see-en-uh] /siˈɛn ə/
a ferruginous earth used as a yellowish-brown pigment (raw sienna) or, after roasting in a furnace, as a reddish-brown pigment (burnt sienna)
the color of such a pigment.
1750-60; < Italian (terra di) Sien(n)a (earth of) Siena Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for raw sienna
Historical Examples
  • This bird lays four or five eggs of a pale blue colour, spotted and streaked with raw sienna, brown, or purple.

  • The colors used in either oil or distemper graining are raw sienna deepened with raw and burnt umber to suit.

    Graining and Marbling Frederick Maire
  • The color if the wood is grained in its natural color is made from raw sienna weakened down to suit by the addition of whiting.

    Graining and Marbling Frederick Maire
  • It should be made of raw sienna darkened with raw and burnt umber and thinned with raw linseed oil and turpentine, half and half.

    Graining and Marbling Frederick Maire
  • The ground should be put in with white and the larger clumps put in with raw sienna and blended.

    Graining and Marbling Frederick Maire
  • The graining color should be made from raw sienna and burnt umber in distemper.

    Graining and Marbling Frederick Maire
  • Then dash in your ground, composed of a thin mixture of Vandyke brown and raw sienna.

    Where Art Begins Hume Nisbet
  • You remember that I have pointed out the place to you; I can just see it from the terrace with its twin towers of raw sienna tone.

    From a Terrace in Prague Lieut.-Col. B. Granville Baker
  • The walls are of a reddish hue, burnt by centuries of sun into the colour of raw sienna or of bloodstone.

  • Green: Mix Prussian blue and raw sienna in such proportions as will give the desired color.

British Dictionary definitions for raw sienna


a natural earth containing ferric oxide used as a yellowish-brown pigment when untreated (raw sienna) or a reddish-brown pigment when roasted (burnt sienna)
the colour of this pigment See also burnt sienna
Word Origin
C18: from Italian terra di Siena earth of Siena
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for raw sienna


city in central Italy, probably from Senones, the name of a Gaulish people who settled there in ancient times. Related: Sienese. The brownish-ochre color (1760) is from Italian terra di Sienna "earth of Siena," where the coloring material first was produced.

Online Etymology Dictionary, © 2010 Douglas Harper
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