lettuce noun
ADJ. crisp, crunchy | limp | chopped, shredded | cos, Iceberg, etc.
QUANT. head You need one whole head of lettuce for this salad.
VERB + LETTUCE eat, have All she had was a tomato and some lettuce. | wash
LETTUCE + NOUN leaf
PHRASES on a bed of lettuce > Special page at FOOD
You can also check other dicts: lettuce (English, 中文解释 ), wordnet sense, Collins Definition