romaine Romain • romaine lettuce · · · Info · Definitions · Synonyms · Characters · · romaine · · Text Latin · · Script 7 · · Length 2 · · Syllables Definitions · · · (noun) lettuce with long dark-green leaves in a loosely packed elongated head. Synonyms: cos, cos lettuce, romaine lettuce. · · Noun Definition 1 Synonyms · · · cos · · Synonym 1 cos lettuce · · Synonym 2 romaine lettuce · · Synonym 3 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072