Definition

Noun: 1. A type of onion with a mild flavor and distinctive purplish-red skin and flesh: A red onion is a variety of onion (Allium cepa) characterized by its deep purplish-red outer layers (tunics) and rings, and a flavor that is generally milder and slightly sweeter than that of yellow or white onions when raw.

Usage

The term "red onion" is used to specify this particular variety of onion, often in contexts involving cooking, recipes, or food descriptions. It is a countable noun.

Examples

• Noun:
  • The recipe calls for one finely chopped red onion.
  • I prefer the color and mild taste of a red onion in my salads.
  • She garnished the burger with a slice of red onion.

Advanced Usage

• As a modifier: "Red onion" can function as a noun modifier to describe other food items.
  • He made a delicious red onion marmalade.
  • We served a red onion and feta cheese tart.

Variants and Related Words

• Red onions (plural): The standard plural form.
• Purple onion: A common alternative name for the same vegetable.
• Spanish onion: In some regions, certain types of large, mild red onions may be referred to as Spanish onions, though this term can also apply to other varieties.

Synonyms

• Purple onion: An exact synonym in common culinary use.

Antonyms

There are no direct antonyms, but other onion varieties serve as contrasts: - Yellow onion / Brown onion: A common, more pungent onion with golden-brown skin. - White onion: An onion with white skin and a generally sharper, more pungent flavor. - Sweet onion (e.g., Vidalia, Walla Walla): A category of onions known for their high sugar and low sulfur content, making them very mild and sweet. Some sweet onions are yellow, not red.

Related Phrases/Compounds

• Red onion rings: Slices of red onion, often battered and fried or used raw.
• Pickled red onion: Red onions that have been preserved in a vinegar-based brine, a common condiment.

Noun

1. flat mild onion having purplish tunics; used as garnish on hamburgers and salads