PYRETHRUM • DICCIONARIO INGLES.COM • Definition of Pyrethrum

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Pyrethrum

noun

Made of dried flower heads of pyrethrum plants.

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: Chrysanthemum cinerariifolium, Dalmatia pyrethrum, Dalmatian pyrethrum, Tanacetum cinerariifolium.

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: Chrysanthemum coccineum, painted daisy, Tanacetum coccineum.

Used in former classifications for plants later placed in genus Chrysanthemum and now often included in genus Tanacetum. Synonym: genus Pyrethrum.

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Etymology of 'Pyrethrum'

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Anacyclus pyrethrum

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Words linked to "Pyrethrum" : Asteraceae, insecticide, flower, insect powder, genus Tanacetum, family Compositae, herbaceous plant, aster family, family Asteraceae, asterid dicot genus, Compositae, Tanacetum, herb