onion

noun on·ion \ ˈən-yən \

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

oniony

play \ˈən-yə-nē\ adjective

Examples of onion in a Sentence

  1. The recipe calls for chopped onions.

  2. He is growing onions in the garden this year.

  3. The recipe calls for chopped onion.

Recent Examples of onion from the Web

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.

Origin and Etymology of onion

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


ONION Defined for English Language Learners

onion

noun

Definition of onion for English Language Learners

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


ONION Defined for Kids

onion

noun on·ion \ ˈən-yən \

Definition of onion for Students

: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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