noun Bi·dens \ˈbī-ˌdenz\

Definition of Bidens

  1. :  a large genus of herbs (family Compositae) native to the warmer parts of both hemispheres that have divided or compound leaves and yellow flowers and the usually flattened achenes armed with barbed awns — see beggar-ticks, bur marigold, spanish needle

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.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Origin and Etymology of bidens

New Latin, from Latin, having two teeth, 2-pronged, from bi- 1bi- + dent-, dens tooth — more at tooth

Seen and Heard

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


to criticize severely

Get Word of the Day daily email!