pyrethrin

Fetched 2026-10-26 (cache).

Synonyms: pyrethrum, permethrin, pyrethrine, pyrethroid, pyrethrins

Antonyms: pyrethrum, permethrin, pyrethrine, pyrethroid, pyrethrins

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|organic compound}} Any of a number of naturally occurring [[insecticide]]s extracted from the [[pyrethrum]] plant; unusual in having a [[cyclopropane]] ring.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.