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

Statistics for Pterostemon

Cite this Entry

“Pterostemon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Pterostemon. Accessed 21 Oct. 2020.

Comments on Pterostemon

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

WORD OF THE DAY

Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Citation

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!