Carduus

noun
Car·​du·​us | \ˈkärjəwəs\

Definition of Carduus 

: a genus of annual or perennial prickly thistles (family Compositae) having the bristles of the pappus not plumose and being native to the Old World — compare cirsium — see musk thistle

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 Carduus

New Latin, from Latin, thistle

Keep scrolling for more

Learn More about Carduus

Dictionary Entries near Carduus

Carducci

cardueline

Carduelis

Carduus

card voting

care

care a hoot

Statistics for Carduus

Look-up Popularity

Comments on Carduus

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

WORD OF THE DAY

something that serves to warn or remind

Get Word of the Day daily email!

Test Your Vocabulary

Autumn Words of the Day 2018

  • a-top-down-image-of-road-through-an-autumn-forest
  • Which is a synonym of fugacious?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
SCRABBLE® Sprint

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!