Rhopalosiphum

noun
Rho·​pa·​lo·​si·​phum | \ -ˈsīfəm \

Definition of Rhopalosiphum

: a widely distributed genus of aphids including several that attack numerous crop plants and some that are vectors of plant viruses — see apple grain aphid, corn leaf aphid

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 Rhopalosiphum

New Latin, probably from rhopal- + Greek siphōn tube, pipe

Keep scrolling for more

Learn More About Rhopalosiphum

Dictionary Entries Near Rhopalosiphum

rhopalocercous

Rhopalosiphum

Rhopalura

See More Nearby Entries 

Statistics for Rhopalosiphum

Cite this Entry

“Rhopalosiphum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Rhopalosiphum. Accessed 17 Oct. 2021.

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

WORD OF THE DAY

Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

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!