1
: a perennial Eurasian herb (Foeniculum vulgare) that has clusters of small yellow flowers and aromatic leaves and seeds and includes several cultivated forms: such as
a
: one (F. vulgare var. dulce) grown especially for its edible leaves and seeds that are used as a seasoning
2
: the edible parts (such as the seeds and leaves) of fennel

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A perennial aromatic herb of the parsley family, fennel is native to southern Europe and Asia Minor and cultivated in the US, Britain, and temperate areas of Eurasia. The blanched shoots are eaten as a vegetable. The greenish brown to yellowish brown oblong-oval seeds smell and taste similar to anise. The seeds and extracted oil are used for scenting soaps and perfumes and for flavoring candies, liqueurs, medicines, and foods, particularly pastries, sweet pickles, and fish.

Examples of fennel 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.
The Sacramento area gardeners are encouraged to plant earlier than normal this year especially for broccoli and fennel, according to the Almanac. Sacbee.com, 31 Aug. 2026 At dinner—when jackets are required—that means tasting menus full of over-the-top luxurious creations such as foie gras torchon with strawberries and fennel jam. Condé Nast, Condé Nast Traveler, 28 Aug. 2026 Their Rutherford Cabernet Sauvignon has aromas of tobacco leaf, fennel frond, black plum, and black raspberry. Mike Desimone, Robb Report, 28 Aug. 2026 Use them as a crowd-pleasing topper for a hearty winter salad with pomegranate, kale, fennel, and walnuts. Christina Manian, Better Homes & Gardens, 23 Aug. 2026 See All Example Sentences for fennel

Word History

Etymology

Middle English fenel, from Old English finugl, from Vulgar Latin *fenuculum, from Latin feniculum fennel, irregular diminutive of fenum hay

First Known Use

before the 12th century, in the meaning defined at sense 1

Time Traveler
The first known use of fennel was before the 12th century

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Cite this Entry

“Fennel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fennel. Accessed 4 Sep. 2026.

Kids Definition

: a garden plant related to the carrot that is grown for its fragrant seeds and needle-shaped leaflets

Medical Definition

: a perennial European herb (Foeniculum vulgare) of the carrot family (Apiaceae) introduced into North America and cultivated for its aromatic seeds and its foliage

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