dahlia

noun

dahl·​ia ˈdal-yə How to pronounce dahlia (audio) ˈdäl- How to pronounce dahlia (audio)
US also and British usually ˈdāl-
: any of a genus (Dahlia) of American tuberous-rooted composite herbs having opposite pinnate leaves and rayed flower heads and including many that are cultivated as ornamentals

Examples of dahlia in a Sentence

Recent Examples on the Web
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Its scent evokes a stroll through a blooming garden, with notes of dahlia petals, delicate tuberose, and a warm base of sandalwood and musk. Lily Wohlner, Allure, 12 Dec. 2025 Even if dahlias will overwinter in the soil for you, digging and dividing them now will give you more plants and prevent them from getting overgrown, which can lead to fewer and smaller blooms. Andy Wilcox, Better Homes & Gardens, 1 Dec. 2025 In July, pick your own blueberries at Berry Hill Farm, and gather your own sunflower and dahlia bouquets at Walt’s Farm in August and September. Anna Laird Barto, Travel + Leisure, 17 Nov. 2025 The early gardens consisted of lily, rose, dahlia, palm, rhododendron and bonsai areas, where both a 1,500-year-old tree and a specimen sent from Japan during President Abraham Lincoln’s term still grow. Pj Bremier, Mercury News, 27 Oct. 2025 See All Example Sentences for dahlia

Word History

Etymology

New Latin, genus name, from Anders Dahl †1789 Swedish botanist

First Known Use

1835, in the meaning defined above

Time Traveler
The first known use of dahlia was in 1835

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Cite this Entry

“Dahlia.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dahlia. Accessed 16 Dec. 2025.

Kids Definition

dahlia

noun
dahl·​ia ˈdal-yə How to pronounce dahlia (audio) ˈdäl- How to pronounce dahlia (audio)
: any of a genus of American herbs related to the daisies and having brightly colored flower heads and a root that is a tuber

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