iceberg lettuce | sense examples, Usage and Definition from wordnet dictionary online

Noun iceberg lettuce has 1 sense

crisphead lettuce, iceberg lettuce, iceberg - lettuce with crisp tightly packed light-green leaves in a firm head; "iceberg is still the most popular lettuce"
--₁ is a kind of lettuce
--₁ is a part of head lettuce, Lactuca sativa capitata