Ar·​ceu·​tho·​bi·​um | \ ˌärsyəˈthōbēəm, ˌarˌsüˈ- \

Definition of Arceuthobium

: a genus of chiefly American plants (family Loranthaceae) parasitic on various conifers and having 4-angled branches, scalelike leaves, dioecious flowers, and fleshy stalked berries — see american mistletoe

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 Arceuthobium

New Latin, from Greek arkeuthos juniper + New Latin -bium; from its parasitism on conifers; perhaps akin to Greek arkys net

Keep scrolling for more

Learn More About Arceuthobium

Dictionary Entries Near Arceuthobium



arc furnace

See More Nearby Entries 

Statistics for Arceuthobium

Cite this Entry

“Arceuthobium.” Dictionary, Merriam-Webster, Accessed 18 Oct. 2021.

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


Test Your Vocabulary

Dog Words Quiz

  • shiba puppy more or less demanding cuddles
  • Which of the following animals has a dog in its etymology?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Love words? Need even more definitions?

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