Definition

1. Noun:
   • A type of lettuce (Lactuca sativa var. longifolia) characterized by its long, sturdy, dark green leaves that form a loosely packed, elongated head. It is also known as cos lettuce.

Usage

• Romaine lettuce is a common ingredient in salads, particularly Caesar salad.
• It is valued for its crisp texture and slightly bitter flavor compared to other lettuce varieties like iceberg.
• It can be used as a whole leaf for wraps or chopped for salads.

Examples

• "For the Caesar salad, you will need one head of romaine lettuce, washed and torn into bite-sized pieces."
• "I prefer the crunch of romaine lettuce in my sandwiches over softer greens."
• "The recipe calls for hearts of romaine, which are the tender inner leaves."

Advanced Usage

• Hearts of romaine: Refers specifically to the pale, tender, inner leaves of the head, which are often sold separately and are less bitter.
• In culinary contexts, it is often simply called romaine.

Variants and Related Words

• Cos lettuce: A synonym for romaine lettuce, commonly used in British English.
• Lettuce: The general category of leafy green vegetables to which romaine belongs.

Synonyms

• Cos lettuce

Related Phrases / Terms

• Romaine heart: The compact, inner part of the head of romaine lettuce.
• Caesar salad: A classic salad for which romaine lettuce is the traditional green.

Noun

1. lettuce with long dark-green leaves in a loosely packed elongated head
2. lettuce with long dark-green spoon-shaped leaves