Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
Any of various plants of the genus Zinnia of the composite family, native to tropical America and widely cultivated for their showy, colorful flower heads.
[New Latin Zinnia, genus name, after Johann Gottfried Zinn (1727-1759), German botanist.]
(Plants) any annual or perennial plant of the genus Zinnia, of tropical and subtropical America, having solitary heads of brightly coloured flowers: family Asteraceae (composites)
[C18: named after J. G. Zinn (died 1759), German botanist]
zin•ni•a(ˈzɪn i ə)
n., pl. -ni•as.
any New World composite plant of the genus Zinnia, having dense, colorful flower heads.
[1760–70; < New Latin, after J. German. Zinn (1727–59), German botanist; see -ia]
Switch to new thesaurus
|Noun||1.||zinnia - any of various plants of the genus Zinnia cultivated for their variously and brightly colored flower heads|
flower - a plant cultivated for its blooms or blossoms
genus Zinnia - genus of annual or perennial plants of tropical America having solitary heads of brightly colored flowers
white zinnia, Zinnia acerosa - subshrub with slender woolly stems and long narrow leaves and flower heads with white rays; southern United States and northern Mexico