• synonyms


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  1. any of several composite plants of Rudbeckia, Echinacea, and other genera, having flowers usually with yellow rays and a brown or black disk.
  2. any of various allied plants, as the prairie coneflower.

Origin of coneflower

An Americanism dating back to 1810–20; cone + flower
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for coneflower


  1. any North American plant of the genera Rudbeckia, Ratibida, and Echinacea, which have rayed flowers with a conelike centre: family Asteraceae (composites)See also black-eyed Susan
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012