Source : WordNet®

Tanacetum cinerariifolium
     n : white-flowered pyrethrum of Balkan area whose pinnate leaves
         are white and silky-hairy below; source of an
         insecticide; sometimes placed in genus Chrysanthemum
         [syn: {pyrethrum}, {Dalmatian pyrethrum}, {Dalmatia
         pyrethrum}, {Chrysanthemum cinerariifolium}]