tree tobacco


: an evergreen arborescent South American tobacco (Nicotiana glauca) that has glaucous and glabrous foliage and yellow flowers, is naturalized in parts of the southwestern U.S. and in Australia and southern Africa, and is occasionally responsible for poisoning of livestock : wild tobacco

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!

Dictionary Entries Near tree tobacco

Cite this Entry

“Tree tobacco.” Dictionary, Merriam-Webster, Accessed 1 Mar. 2024.

Love words? Need even more definitions?

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