B1
a plant with large green leaves, eaten raw in salads
Dictionary examples:
My rabbit thinks he's a superhero because he can finish a whole lettuce in one minute. (0.0)
I'm on a lettuce diet. I've lost three days already! (0.0)
I'm so hungry, I could eat a whole field of lettuce! (0.0)
Do you want lettuce and tomato on your sandwich? (20.9)