plural onions
1
: a widely cultivated Asian herbaceous plant (Allium cepa) of the amaryllis family that has a pungent edible bulb and that is closely related to the garlic, chive, and leek
also
: its bulb
2
: any of various usually ornamental alliums (such as Allium amplectens or A. caeruleum) related to the onion
Examples of onion in a Sentence
The recipe calls for chopped onions.
He is growing onions in the garden this year.
The recipe calls for chopped onion.
Recent Examples on the Web
Cool-season vegetables include carrots, radishes, parsnips, turnips, beets, asparagus, peas, onions, garlic, kale, spinach, lettuce, potatoes, cabbage, cauliflower, Brussels sprouts and broccoli.
—
Beth Botts, Chicago Tribune, 15 Mar. 2025
This casserole claims inspiration from the ever-iconic French onion soup that has graced restaurant menus since its creation in 18th century Paris.
—Jessica Saari Christensen, Better Homes & Gardens, 14 Mar. 2025
Most vegetables can be fermented, including red onion, cabbage, cucumbers, carrots, and more.
—Ana Morales, Vogue, 13 Mar. 2025
According to the company, the Beer Cheese Cheesesteak features shaved sirloin steak covered in B-Dubs' beer cheese and American cheese, grilled onions and is topped with green onions on a toasted sub roll.
—Gabe Hauari, USA TODAY, 13 Mar. 2025
See All Example Sentences for onion
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Beth Botts, Chicago Tribune, 15 Mar. 2025
This casserole claims inspiration from the ever-iconic French onion soup that has graced restaurant menus since its creation in 18th century Paris.
—Jessica Saari Christensen, Better Homes & Gardens, 14 Mar. 2025
Most vegetables can be fermented, including red onion, cabbage, cucumbers, carrots, and more.
—Ana Morales, Vogue, 13 Mar. 2025
According to the company, the Beer Cheese Cheesesteak features shaved sirloin steak covered in B-Dubs' beer cheese and American cheese, grilled onions and is topped with green onions on a toasted sub roll.
—Gabe Hauari, USA TODAY, 13 Mar. 2025
See All Example Sentences for onion
Cite this Entry
“Onion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/onion. Accessed 24 Mar. 2025.
Copy CitationKids Definition
onion
noun
on·ion
ˈən-yən 
: a widely grown Asian herb related to the lilies and having edible bulbs that have a sharp odor and taste and are used as a vegetable and to season foods
also
: its bulb
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