sienna.

1. An iron-rich earth pigment, yellow-brown when raw and commonly more reddish when heated.

2. A yellow-brown or reddish-brown hue associated with raw or burnt sienna.

Use it for

Words that belong together

• raw sienna
• burnt sienna
• sienna pigment

On the page

Burnt sienna warmed the shadow along the painted wall.

The restorer identified sienna pigment beneath the final glaze.

Usage notes

Primary category: sensory / description. Forms: Usually uncountable as a pigment or color; plural siennas for distinct shades or preparations. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.