Definición de pyrethroid en inglés:

pyrethroid

Saltos de línea: pyr|eth¦roid
Pronunciación: /pʌɪˈriːθrɔɪd
 
/

sustantivo

Chemistry
  • A pyrethrin or related insecticidal compound: don’t confuse it with pyrethroids such as permethrin [as modifier]: pyrethroid insecticides
    Más ejemplos en oraciones
    • Many of these are again pesticides such as compounds of organophosphorous, pyrethroids or carbamate.
    • The three types of pesticide used in preparations are organophosphates, carbamate and pyrethroids.
    • In general, compounds known as pyrethroids and neonicotinoids were the best performers, according to the researchers.

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Palabra del día astrogation
Pronunciación: ˌastrə(ʊ)ˈgeɪʃ(ə)n
noun
(in science fiction) navigation in outer space