noun
romaine
roh-MAYN/rəʊˈmeɪn/
A type of lettuce with long, crisp leaves forming an upright head.
The cut romaine reveals tightly nested leaves around a firm central heart.

Etymology
Romaine means “Roman” in the expression “Roman lettuce.” The name probably reflects the lettuce’s early importation into Western Europe from the eastern Mediterranean through the port of Rome.
In context
Safe vegetables include cucumber, broccoli, carrot, and romaine lettuce.
More examples
- She washes each romaine leaf before making lettuce wraps.
- We grill halved heads of romaine for a smoky side dish.
- This Caesar salad calls for two hearts of romaine.
Forms
romaine
Similar words
- lettuce
- A broader term that includes romaine and other leafy varieties.