sienna

play
noun si·en·na \sē-ˈe-nə\

Definition of sienna

  1. :  an earthy substance containing oxides of iron and usually of manganese that is brownish yellow when raw and orange red or reddish brown when burnt and is used as a pigment

Recent Examples of sienna from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sienna'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of sienna

Italian terra di Siena, literally, Siena earth, from Siena, Italy


SIENNA Defined for English Language Learners

sienna

play
noun

Definition of sienna for English Language Learners

  • : a brownish-yellow color

  • : a reddish-brown color

Learn More about sienna


Seen and Heard

What made you want to look up sienna? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

to bring about or cause (something)

Get Word of the Day daily email!

Test Your Vocabulary

The Emoji Quiz

  • emoji-the-quiz
  • What phase of the moon is this: 🌖 ?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!