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
Examples include garlic, onions, bananas, apples, oats, asparagus, leeks, avocados, broccoli, cabbage, beans, chia seeds, flax seeds, whole grains, chicory root and Jerusalem artichokes.
—
Ryan Brennan, Fort Worth Star-Telegram, 15 May 2026
Foods rich in prebiotics include garlic, onions, bananas, oats, apples, asparagus, beans, flax seeds, chia seeds and whole grains.
—Ryan Brennan, Sacbee.com, 15 May 2026
Whisk in dillweed, garlic powder, Worcestershire sauce, onion powder, and salt.
—Shelly Westerhausen Worcel, Midwest Living, 15 May 2026
Red onion adds pungency while a couple of tablespoons of fresh, feathery dill bring a cooling, fragrant burst of freshness to the dish.
—Martha Stewart, 15 May 2026
See All Example Sentences for onion
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Ryan Brennan, Fort Worth Star-Telegram, 15 May 2026
Foods rich in prebiotics include garlic, onions, bananas, oats, apples, asparagus, beans, flax seeds, chia seeds and whole grains.
—Ryan Brennan, Sacbee.com, 15 May 2026
Whisk in dillweed, garlic powder, Worcestershire sauce, onion powder, and salt.
—Shelly Westerhausen Worcel, Midwest Living, 15 May 2026
Red onion adds pungency while a couple of tablespoons of fresh, feathery dill bring a cooling, fragrant burst of freshness to the dish.
—Martha Stewart, 15 May 2026
See All Example Sentences for onion
Cite this Entry
“Onion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/onion. Accessed 21 May. 2026.
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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