dahl·ia (d l y , däl-, d l-)n. 1. Any of several plants of the genus Dahlia native to the mountains of Mexico, Central America, and Colombia, having tuberous roots and showy, rayed, variously colored flower heads. 2. The flower head of one of these plants. [New Latin Dahlia, genus name, after Anders Dahl (1751-1787), Swedish botanist.] |
dahlia [ˈdeɪljə]
n
1. (Life Sciences & Allied Applications / Plants) 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. (Life Sciences & Allied Applications / Plants) the flower or root of any of these plants
[named after Anders Dahl, 18th-century Swedish botanist; see -ia]
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  dahlia - any of several plants of or developed from the species Dahlia pinnata having tuberous roots and showy rayed variously colored flower heads; native to the mountains of Mexico and Central America and Colombiaflower - a plant cultivated for its blooms or blossoms genus Dahlia - genus of perennial tuberous plants of Mexico and Central America |
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