Pterostemon

noun
Ptero·​ste·​mon | \ -ˈstēmən \

Definition of Pterostemon

: a genus of Mexican shrubs (family Saxifragaceae) having pubescent twigs, alternate dentate leaves, showy white perfect flowers in cymes, and capsular fruit

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 Pterostemon

New Latin, from pter- + Greek stēmōn warp, thread

Keep scrolling for more

Learn More About Pterostemon

Dictionary Entries Near Pterostemon

Pterospermum

Pterostemon

pterostigma

See More Nearby Entries 

Statistics for Pterostemon

Cite this Entry

“Pterostemon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Pterostemon. Accessed 23 Oct. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon
Seen & Heard
People are talking about

WORD OF THE DAY

Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
Spell It

Can you spell these 10 commonly misspelled words?

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!