burnt sienna

Noun

Synonyms: reddish brown sepia burnt sienna Venetian red mahogany

WordNet 3.0

Noun (2)

a shade of brown with a tinge of redSynonyms: reddish brown sepia burnt sienna Venetian red mahogany
a reddish-brown pigment produced by roasting siennaSynonyms: burnt sienna

Webster's Dictionary (GCIDE)

Sienna \Si*en"na\, n. [It. terra di Siena, fr. Siena in Italy.] (Chem.) Clay that is colored red or brown by the oxides of iron or manganese, and used as a pigment. It is used either in the raw state or burnt. [1913 Webster]

Burnt sienna, sienna made of a much redder color by the action of fire.

Raw sienna, sienna in its natural state, of a transparent yellowish brown color. [1913 Webster]