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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
In July, pick your own blueberries at Berry Hill Farm, and gather your own sunflower and dahlia bouquets at Walt’s Farm in August. Anna Laird Barto, Travel + Leisure, 13 May 2026 Steve and Kristi Goncalves and family visited the Treasure Valley over the weekend to promote their cause and attend an event that honored their daughter with a special purple dahlia in her name. Kevin Fixler may 11, Idaho Statesman, 11 May 2026 Each Virtuoso® dahlia color offers a different petal shape. Sophia Beams, Better Homes & Gardens, 6 May 2026 In early May, the soil has warmed up enough for dahlias. Brandee Gruener, Southern Living, 1 May 2026 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

Browse Nearby Words

Cite this Entry

“Dahlia.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dahlia. Accessed 16 May. 2026.

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

More from Merriam-Webster on dahlia

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster