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n. A cultivar of lettuce (Lactuca sativa) having a slender head of oblong or obovate leaves with broad midribs. Also called cos1, cos lettuce.

n. Lactuca sativa longifolia, a type of lettuce having long crisp leaves forming a slender head. Also known as Romaine lettuce, Cos lettuce, or Cos, after the Greek island of Cos (Kos).

n. lettuce with long dark-green leaves in a loosely packed elongated head

"Iceberg lettuce, for example, is significantly less nutritious than romaine, which is less nutritious than cabbage."

lettuce   

Alane    Aquitaine    Ayn    Bahrain    Biscayne    Blaine    Cain    Chain    Champagne    Champaign   

endive    radicchio    kale    pretendue    chard    occidentale    valourous    arugula    younge    thousande