SINCE 1828
dictionary
thesaurus

Castilleja

noun
Save Word
Cas·​til·​le·​ja
variants: or less commonly Castilleia \ ˌkastəˈlē(y)ə \

Definition of Castilleja

: a large genus of root-parasitic herbs (family Scrophulariaceae) abundant in western North America and characterized by irregular hooded flowers in dense spikes usually with brightly colored bracts — see indian paintbrush

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

History and Etymology for Castilleja

New Latin, irregular (influence of Spanish -eja, diminutive suffix) from Juan Castillo y López

Learn More About Castilleja

Dictionary Entries Near Castilleja

Castilian red

Castilleja

Castilloa

See More Nearby Entries 

Statistics for Castilleja

Cite this Entry

“Castilleja.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Castilleja. Accessed 29 Jun. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

duress

Listen to the pronunciation of duress

See Definitions and Examples »

Test Your Vocabulary

Which Word Does Not Belong?

  • one green toy robot amidst many red toy robots
  • Which of these words does not mean "nonsense"?
True or False

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

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

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!

Words at Play
Ask the Editors
Word Games