1. (noun) pyrethrum
made of dried flower heads of pyrethrum plants
Synonyms: genus Pyrethrum, painted daisy
2. (noun) pyrethrum, Dalmatian pyrethrum, Dalmatia pyrethrum, Tanacetum cinerariifolium, Chrysanthemum cinerariifolium
white-flowered pyrethrum of Balkan area whose pinnate leaves are white and silky-hairy below; source of an insecticide; sometimes placed in genus Chrysanthemum
Synonyms: pyrethrum, genus Pyrethrum, painted daisy
3. (noun) painted daisy, pyrethrum, Tanacetum coccineum, Chrysanthemum coccineum
spring-flowering garden perennial of Asiatic origin having finely divided aromatic leaves and white to pink-purple flowers; source of an insecticide; sometimes placed in genus Chrysanthemum
Synonyms: pyrethrum, genus Pyrethrum, painted daisy
4. (noun) Pyrethrum, genus Pyrethrum
used in former classifications for plants later placed in genus Chrysanthemum and now often included in genus Tanacetum
Synonyms: genus Pyrethrum, painted daisy
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Synonyms and Antonyms of pyrethrum 
