Word.ws English Dictionary

helianthus

/ˌhiːliːˈænθəs/

helianthus noun: any plant, of the genus Helianthus, having large flower heads with dark disk florets and showy yellow rays; the sunflowers.

helianthus: any plant, of the genus Helianthus, having large flower heads with dark disk florets and showy...
Image: Donar Reiskoffer, CC BY 3.0, via Wikimedia Commons

Noun

helianthus (plural helianthuses)

  1. Any plant, of the genus Helianthus, having large flower heads with dark disk florets and showy yellow rays; the sunflowers

Forms of helianthus

pluralhelianthuses

Origin of helianthus

From the genus name. Compare helio- (“sun”), antho- (“flower”).

Questions about helianthus

What does helianthus mean?
Helianthus means any plant, of the genus Helianthus, having large flower heads with dark disk florets and showy yellow rays; the sunflowers.
What part of speech is helianthus?
Helianthus is a noun.
How do you pronounce helianthus?
Helianthus is pronounced /ˌhiːliːˈænθəs/.
What is the plural of helianthus?
The plural of helianthus is helianthuses.

Words near helianthus in the dictionary

  1. helianthemums
  2. helianthin
  3. helianthoid
  4. helianthophobia
  5. helianthoside
  6. helianthus
  7. helianthuses
  8. heliast
  9. heliastic
  10. heliasts
  11. helibase

Source and license

Adapted from Wiktionary: helianthus (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “helianthus.” Word.ws, https://word.ws/helianthus. Based on Wiktionary, CC BY-SA 4.0.