Definition of Sienna

1. Noun. An earth color containing ferric oxides; used as a pigment.

Generic synonyms: Earth Color
Specialized synonyms: Burnt Sienna, Raw Sienna

Definition of Sienna

1. n. 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.

Definition of Sienna

1. Proper noun. (English female given name) of modern usage from the sienna colour. ¹

2. Noun. a form of clay containing iron and manganese. ¹

3. Noun. a pigment with a reddish-brown colour. ¹

4. Noun. a light reddish-brown colour. ¹

5. Adjective. having a reddish-brown colour. ¹

¹ Source:

Definition of Sienna

1. a brown pigment [n -S]

Medical Definition of Sienna

1. Clay that is coloured 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. Burnt sienna, sienna made of a much redder colour by the action of fire. Raw sienna, sienna in its natural state, of a transparent yellowish brown colour. Origin: It. Terra di Siena, fr. Siena in Italy. Source: Websters Dictionary (01 Mar 1998)

Sienna Pictures

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Lexicographical Neighbors of Sienna

siemens-martin process
sienna (current term)
sierra leone

Literary usage of Sienna

Below you will find example usage of this term as found in modern and/or classical literature:

1. A History of the Italian Republics: Being a View of the Rise, Progress, and by Jean-Charles-Léonard Simonde Sismondi (1847)
"He obtained from him a considerable body of German cavalry, which he led to sienna. Hostilities between the two republics had already begun: the colors of ..."

2. The Mineral Industry (1899)
"The values of ocher, etc., are reckoned nominally at $11 per ton each year. IMPORTS OF OCHER, UMBER AND sienna INTO THE UNITED STATES. fa i Includes 241.152 ..."

3. Proceedings of the American Pharmaceutical Association at the Annual Meeting by American Pharmaceutical Association, National Pharmaceutical Convention (1900)
"Bark, internal, red group (9); external (bark), raw sienna and umber (12). ... Calamus: External and internal raw sienna and umber (12). ..."

4. Italy: Florence and Venice by Hippolyte Taine (1869)
"Here, even, at San Domenico, Guido of sienna painted in 1271 the pure sweet face of a ... A century later sienna attained to its full power and, in 1260, ..."

5. Travels Through Germany, Bohemia, Hungary, Switzerland, Italy and Lorrain by Johann Georg Keyssler (1756)
"sienna is four Stages, or thirty-two Italian miles from Florence. The road is every where paved, and runs along a chain of hills ; the country, ..."

6. A Text-book of the History of Architecture by Alfred Dwight Foster Hamlin (1909)
"FACADE OP sienna CATHEDRAL. the style so applied. The front of Milan Cathedral shows a mixture of Gothic and Renaissance forms, having been completed only ..."

7. The Lives of the Saints by Sabine Baring-Gould (1879)
"S. AMBROSE OF sienna, OP (An 1287.) [At sienna on the Saturday before Passion Sunday ; but by the Dominican Order on March 22nd ; the Roman Martyrology on ..."

8. Italy: With Sketches of Spain and Portugal by William Beckford (1835)
"Cathedral at sienna.—A vaulted Chamber.—Leave sienna. ... sienna, October 27th, 1780. HERE my duty of course was to see the cathedral, and I got up much ..."

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