cotton grass cotton-ginning • cotton grower · · · Info · Definitions · Synonyms · Characters · · cotton grass · · Text Common · · Latin · · Scripts 12 · · Length Definitions · · · (noun) any sedge of the genus Eriophorum; north temperate bog plants with tufted spikes. Synonyms: cotton rush. · · Noun Definition 1 Synonyms · · · cotton · · Synonym 1 cotton fiber · · Synonym 2 cotton wool · · Synonym 3 cotton plant · · Synonym 4 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 g latin small letter g U+0067 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074