Word Study
sunflower
CIDE DICTIONARY
sunflower, n.
Any plant of the genus Helianthus ; -- so called probably from the form and color of its flower, which is large disk with yellow rays. The commonly cultivated sunflower is Helianthus annuus , a native of America. [1913 Webster]
OXFORD DICTIONARY
sunflower, n. any very tall plant of the genus Helianthus, esp. H. annus with very large showy golden-rayed flowers, grown also for its seeds which yield an edible oil.
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