pyrethrum

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. made of dried flower heads of pyrethrum plants
• Hypernyms:
insecticide, insect powder
2. 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
• Syn:
painted daisy, Tanacetum coccineum, Chrysanthemum coccineum
• Hypernyms:
flower
• Member Holonyms:
Tanacetum, genus Tanacetum
3. 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:
Dalmatian pyrethrum, Dalmatia pyrethrum, Tanacetum cinerariifolium, Chrysanthemum cinerariifolium
• Hypernyms:
herb, herbaceous plant
• Member Holonyms:
Tanacetum, genus Tanacetum

• Từ đồng nghĩa / Synonyms:
  Pyrethrum, genus Pyrethrum, painted daisy, Tanacetum coccineum, Chrysanthemum coccineum, Dalmatian pyrethrum, Dalmatia pyrethrum, Tanacetum cinerariifolium, Chrysanthemum cinerariifolium