Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun cattail
1 sense of cattail
Sense 1
cattail -- (tall erect herbs with sword-shaped leaves; cosmopolitan in fresh and salt marshes)
=> marsh plant, bog plant, swamp plant -- (a semiaquatic plant that grows in soft wet land; most are monocots: sedge, sphagnum, grasses, cattails, etc; possibly heath)