Definition of "sienna" []

• A special clay containing iron and manganese oxides, used as a pigment for oil and watercolor painting. (noun)
• Raw sienna. (noun)
• Burnt sienna. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "This beautiful bag includes inside zipper and open pockets, an open outside pocket, a top zipper closure, an adjustable shoulder strap and comes in sienna, brown, or black."
• "The markings are large blotches and spots, often forming zones or caps about the larger end, where they seem almost always to be most conspicuous, as they vary in colour from an intense burnt-sienna which is almost black, through a dingy maroon, and again to a dull, somewhat pale reddish brown; here and there individual eggs exhibit a hair-line or two, or a hieroglyphic-like mark, but these are the exceptions."
• "I grabbed my favorite crayon, burnt sienna, and started writing:"