n. 1 any of several aromatic chrysanthemums of the genus Tanacetum, esp. T. coccineum. 2 an insecticide made from the dried flowers of these plants, esp. Tanacetum cinerariifolium. [L f. Gk purethron feverfew]
PYRETHRUM
Meaning of PYRETHRUM in English
English main colloquial, spoken dictionary. Английский основной разговорный словарь. 2012