pyrethrum

Các nghĩa

1. cây cúc trừ sâu (thuộc chi Tanacetum)

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

   countable · uncountable

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

2. cây cúc pellitory Tây Ban Nha (Anacyclus pyrethrum)

   Anacyclus pyrethrum (pellitory of Spain)

   countable · uncountable

3. chất diệt côn trùng chiết từ cây cúc trừ sâu; pyrethrin

   Any of several insecticides obtained from these plants; pyrethrin.

   countable · uncountable

Dạng khác

• pyrethrums plural