helianthusn.
/hiːlɪˈanθəs/ Botany.
The botanical genus including the common sunflower (N.O. Compositæ); a plant of this genus.
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the world > plants > particular plants > cultivated or valued plants > particular cultivated or ornamental plants > particular flower or plant esteemed for flower > [noun] > composite flowers > sunflower > allied flowers
sunflower1731
helianthus1785
1785 T. Martyn tr. J.-J. Rousseau Lett. Elements Bot. xxvi. 402 Jerusalem Artichoke is also a species of Helianthus.
1804 J. Grahame Sabbath 37 Like helianthus, borne on downy wings To distant realms.
1834 M. Somerville On Connexion Physical Sci. (1849) 294 The leaves of a single plant of helianthus three feet high exposed nearly forty feet of surface.
1851 M. Reid Scalp Hunters I. i. 3 Yonder is golden yellow, where the helianthus turns her dial-like face to the sun.
Derivatives
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heliˈanthic adj. of or belonging to Helianthus, as in helianthic acid, obtained from sunflower seeds.
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heliˈanthin n. an aniline dye of orange yellow colour.
This entry has not yet been fully updated (first published 1898; most recently modified version published online September 2018).
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