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Showing results for helianthus. Search instead for genus+helianthus.

helianthus

American  
[hee-lee-an-thuhs] / ˌhi liˈæn θəs /

noun

plural

helianthuses

  1. any composite plant of the genus Helianthus, comprising the sunflowers.

helianthus British  
/ ˌhiːlɪˈænθəs /

noun

  1. any plant of the genus Helianthus, such as the sunflower and Jerusalem artichoke, typically having large yellow daisy-like flowers with yellow, brown, or purple centres: family Asteraceae (composites)

"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

Other Word Forms

  • helianthaceous adjective

Etymology

Origin of helianthus

From New Latin, dating back to 1770–80; heli- 1, -anthous

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.