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[see-uh-noh-thuh s]
See more synonyms for ceanothus on Thesaurus.com
noun, plural ce·a·no·thus·es.
  1. any North American shrub or small tree of the largely western genus Ceanothus, having clusters of small white or blue flowers.
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Origin of ceanothus

< New Latin (Linnaeus) < Greek keánōthos a species of thistle
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for ceanothus

Historical Examples

  • The genus Ceanothus is well known from the beautiful C. azureus.

    Botany for Ladies

    Jane Loudon

  • It is our holly, as the Ceanothus is our lilac, and the poison-oak is our autumn-red sumac.

    Insect Stories

    Vernon L. Kellogg

  • It led far up the ridge into an open place surrounded by a hedge-like growth of ceanothus chaparral.

  • Blue myrtle (Ceanothus thyrsiflorus) is a California species, sometimes called wild lilac or blue blossoms.

    American Forest Trees

    Henry H. Gibson

  • Its ample bright-green, highly varnished leaves and large white flower-clusters make this a very beautiful species of Ceanothus.

British Dictionary definitions for ceanothus


  1. any shrub of the North American rhamnaceous genus Ceanothus: grown for their ornamental, often blue, flower clusters
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Word Origin

C19: New Latin, from Greek keanōthos a kind of thistle
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