Pyrethrum (Noun)
Meaning 1
Used in former classifications for plants later placed in genus Chrysanthemum and now often included in genus Tanacetum.
Classification
Nouns denoting plants.
Synonyms
Meaning 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.
Classification
Nouns denoting plants.
Synonyms
Hypernyms
Meaning 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.
Classification
Nouns denoting plants.
Synonyms
Hypernyms
Meaning 4
Made of dried flower heads of pyrethrum plants.
Classification
Nouns denoting plants.