cotton grass
noun
any rushlike plant constituting the genus Eriophorum, of the sedge family, common in swampy places and bearing spikes resembling tufts of cotton.
Origin of cotton grass
First recorded in 1590–1600; so called from its cottonlike heads
Words nearby cotton grass
cotton bush,
cotton cake,
cotton candy,
cotton flannel,
cotton gin,
cotton grass,
cotton gum,
cotton mill,
cotton on,
cotton picker,
cotton press
Example sentences from the Web for cotton grass
British Dictionary definitions for cotton grass
cotton grass
noun
any of various N temperate and arctic grasslike bog plants of the cyperaceous genus Eriophorum, whose clusters of long silky hairs resemble cotton tufts
Also called: bog cotton