pyréthrine
French, noun\pi.ʁe.tʁin\
pyréthrine is spelled P-Y-R-É-T-H-R-I-N-E (10 letters) and appears about once in every 49 million words in written French, the 221,532nd most frequent French word form (wordfreq, 2021 data). Pyréthrine is a French feminine noun meaning “pyrethrin” (English Wiktionary, September 2026). The French Wiktionary (Wiktionnaire) defines it as “Substance extraite des fleurs de pyrèthres du Kenya ou du Congo, utilisée en agriculture comme insecticide…”.
What does pyréthrine mean in English?
noun
- 1
femininepyrethrin
Source: English Wiktionary, French section, dump of September 2, 2026 (CC BY-SA 4.0).
How French dictionaries define it
noun: 1. Substance extraite des fleurs de pyrèthres du Kenya ou du Congo, utilisée en agriculture comme insecticide (pucerons des cultures légumières en plein vent ou sous serre) et en médecine comme antiparasite (poux, gale... )
The definition in the French Wiktionary (Wiktionnaire), in French.
Source: French Wiktionary (Wiktionnaire), dump of September 1, 2026 (CC BY-SA 4.0), through kaikki.org.
Forms of pyréthrine
- pyréthrines plural
Source: English Wiktionary and French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026).
How do you pronounce pyréthrine?
- \pi.ʁe.tʁin\
Sources: English Wiktionary, French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026); recordings from Wikimedia Commons.
How common is pyréthrine in French?
pyréthrine appears about once in every 49 million words in written French.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).