helianthus

American  

[hee-lee-an-thuhs] / ˌhi liˈæn θəs /

noun

helianthuses plural

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

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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)

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Other Word Forms

Derived Forms

• helianthaceous
  adjective

Inflected Forms

Nouns

• helianthuses
  plural

Etymology

Origin of helianthus

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

Example Sentences

See Examples For:

helianthus

Sprays of helianthus dripped yellow pollen along the front gate.

From Washington Post ● Sep. 3, 2021

Another gap can be plugged in late summer with the planting of the helianthus species — the hardy, perennial cousins of the giant sunflower and the wood aster.

From Washington Post ● Apr. 27, 2021

The ground was enamelled with lilies, the helianthus and cineraria flourished, and the deep-green leaves and blue blossom of the lupin contrasted with the prickly stem and scarlet flower of the euphorbia.

From The Englishwoman in America by Bird, Isabella L. (Isabella Lucy)

So the tiger-lily and the columbine must be sought in the mountains, the rose and sweetbrier on low ground, the night-shades and the helianthus in the timbered cañons and gulches.

From Our Italy by Warner, Charles Dudley

That which a pink the layman deems Dianthus caryophyllus seems   To any flower-fan; or A sunflower, in that talk of his, Annuus helianthus is,   And it is nothing more.

From Tobogganing on Parnassus by Adams, Franklin P. (Franklin Pierce)