on·​ion | \ ˈən-yən How to pronounce onion (audio) \

Definition of onion

1 : a widely cultivated Asian herb (Allium cepa) of the lily family with pungent edible bulbs also : its bulb
2 : any of various plants of the same genus as the onion

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Other Words from onion

oniony \ ˈən-​yə-​nē How to pronounce oniony (audio) \ adjective

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.
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Recent Examples on the Web

When hot, stir in onions and cook until softened, 3 to 5 minutes. Daniel Neman, Twin Cities, "You can grill that? 6 new recipes to try this season," 4 July 2019 Spread half the potatoes out in a single layer in the center of the T. Top with half the jalapeno, corn, and red onion. Jessica Yadegaran, The Mercury News, "Fourth of July recipe: Grilled Jalapeno, Corn and Idaho Potato Salad," 1 July 2019 Season red onion with ¼ teaspoon each salt and pepper. The Good Housekeeping Test Kitchen, Good Housekeeping, "Steak Bistro Wraps," 1 July 2019 Remove the onions from heat, and place them in a container and refrigerate to cool. ExpressNews.com, "Recipe: Blue Cheese-Stuffed Smoked Cheeseburgers," 27 June 2019 Guests gave their second place to Mike Challis of Stoic & Genuine for his seafood sliders that came with arugula salad and pickled red onion. Joanne Davidson, The Denver Post, "Seen: Denver Health Foundation’s Hot Rocks Griller Challenge," 27 June 2019 Enter Peri Koshari, a tiny cart almost entirely devoted to the dish, a sort-of Middle Eastern Whole Bowl with a mixed grain mash-up of lentils, rice, chickpeas and macaroni topped with a fried onions wig. Michael Russell, oregonlive.com, "Peri Koshari is the one-dish Egyptian food cart we’ve been waiting for," 25 June 2019 Cook, stirring often, for 5 minutes, or until the onion softens. 2. Karoline Boehm Goodnick, BostonGlobe.com, "Recipe: Mussels simmered with tomatoes and lager is a dish you might find at a restaurant," 24 June 2019 The special, limited edition burger will have all the same ingredients as the classic whopper — beef patty, sesame seed bun, mayonnaise, lettuce, tomato, pickles, ketchup, and sliced onion. Dave Quinn, PEOPLE.com, "Stranger Things-Themed 'Upside Down' Whoppers Are Coming to Burger King — But Only in 11 Cities," 13 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'onion.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of onion

14th century, in the meaning defined at sense 1

History and Etymology for onion

Middle English, from Anglo-French oignon, from Latin union-, unio

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Statistics for onion

Last Updated

11 Jul 2019

Look-up Popularity

Time Traveler for onion

The first known use of onion was in the 14th century

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English Language Learners Definition of onion

: a round vegetable that is usually white, yellow, or red and has a strong smell and taste


on·​ion | \ ˈən-yən How to pronounce onion (audio) \

Kids Definition of onion

: the roundish edible bulb of a plant related to the lily that has a sharp odor and taste and is used as a vegetable and to season foods

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More from Merriam-Webster on onion

Rhyming Dictionary: Words that rhyme with onion

Spanish Central: Translation of onion

Nglish: Translation of onion for Spanish Speakers

Britannica English: Translation of onion for Arabic Speakers

Britannica.com: Encyclopedia article about onion

Comments on onion

What made you want to look up onion? Please tell us where you read or heard it (including the quote, if possible).


characterized by aphorism

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