WordNet: cottonwood

any of several North American trees of the genus Populus having a tuft of cottony hairs on the seed

• hypernym poplar, poplar tree

• hyponym Eastern cottonwood, Populus deltoides, necklace poplar

• hyponym Populus trichocarpa, Western balsam poplar, black cottonwood

• hyponym Populus heterophylla, black cottonwood, downy poplar, swamp cottonwood, swamp poplar

cottonwood

• (suomi) Populus (synonyymi)