pyrethrum — Dizionario inglese

Sostantivo

1. Any of several daisy-like perennial African plants of the genus Tanacetum, especially Tanacetum cinerariifolium.

   Uso

   • numerabile
   • non numerabile

   Esempi

   A common beverage credited with aphrodisiac virtue was old wine containing the pungent root of the plant pyrethrum or pellitory.

   Altri esempi (1)

   We children would re-tell the stories the following day to other children who worked in the fields picking the pyrethrum flowers, tea-leaves or coffee beans of our European and African landlords.

2. Anacyclus pyrethrum (pellitory of Spain)

   Uso

   • numerabile
   • non numerabile

3. Any of several insecticides obtained from these plants; pyrethrin.

   Uso

   • numerabile
   • non numerabile

Sostantivo

1. made of dried flower heads of pyrethrum plants

   Termini più generali

   insecticideinsect powder

2. white-flowered pyrethrum of Balkan area whose pinnate leaves are white and silky-hairy below; source of an insecticide; sometimes placed in genus Chrysanthemum

   Sinonimi

   Dalmatian pyrethrumDalmatia pyrethrumTanacetum cinerariifoliumChrysanthemum cinerariifolium

   Termini più generali

   herbherbaceous plant

3. 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

   Sinonimi

   painted daisyTanacetum coccineumChrysanthemum coccineum

   Termini più generali

   flower