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dahlia

[dal-yuh, dahl- or, esp. British, deyl-] /ˈdæl yə, ˈdɑl- or, esp. British, ˈdeɪl-/
noun
1.
any composite plant of the genus Dahlia, native to Mexico and Central America and widely cultivated for its showy, variously colored flower heads.
2.
the flower or tuberous root of a dahlia.
3.
a pale violet or amethyst color.
adjective
4.
of the color dahlia.
Origin
1791
1791; < Neo-Latin, named after Anders Dahl (died 1789), Swedish botanist; see -ia
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for dahlia
  • No one would ever expect to get a first-rate heartsease or dahlia from the seed of a wild plant.
  • The edible root, which measures one and a half to two inches in length, resembles a dahlia tuber.
  • When your flowers are up and ready to cut, see our dahlia cutting tips.
British Dictionary definitions for dahlia

dahlia

/ˈdeɪljə/
noun
1.
any herbaceous perennial plant of the Mexican genus Dahlia, having showy flowers and tuberous roots, esp any horticultural variety derived from D. pinnata: family Asteraceae (composites)
2.
the flower or root of any of these plants
Word Origin
C19: named after Anders Dahl, 18th-century Swedish botanist; see -ia
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for dahlia
dahlia
1804, named 1791 for Anders Dahl (1751-1789), Swedish botanist who discovered it in Mexico. No blue variety had ever been cultivated, hence "blue dahlia," fig. for "something impossible or unattainable" (1880).
Online Etymology Dictionary, © 2010 Douglas Harper
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10
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