pyrethroid

pyrethroid
py·re·throid pī-'rē-.thrȯid, -'reth-.rȯid n any of various synthetic compounds that are related to the pyrethrins and resemble them in insecticidal properties
pyrethroid adj

* * *

py·reth·roid (pi-rethґroid) any of a group of growth regulators, analogous to insect juvenile hormones, that interfere with the development of insect larvae; used in the control of insects that are harmful in the adult stage.

Medical dictionary. 2011.

Игры ⚽ Поможем сделать НИР

Look at other dictionaries:

  • Pyrethroid — Pyrethroide sind synthetische Insektizide, die an die Hauptwirkstoffe des natürlichen Insektizids Pyrethrum angelehnt sind. Eine Definition allein anhand der chemischen Struktur ist nicht möglich. Die Struktur eines Pyrethroids sollte von einem… …   Deutsch Wikipedia

  • Pyrethroid — A pyrethroid is a synthetic chemical compound similar to the natural chemical pyrethrins produced by the flowers of pyrethrums ( Chrysanthemum cinerariaefolium and C. coccineum ). Pyrethroids are common in commercial products such as household… …   Wikipedia

  • pyrethroid — noun Etymology: pyrethrin + oid Date: 1949 any of various synthetic compounds that are related to the pyrethrins and resemble them in insecticidal properties • pyrethroid adjective …   New Collegiate Dictionary

  • pyrethroid — pīˈrēˌthrȯid, ˈreˌ noun ( s) Etymology: pyrethrin + oid (I) : any of various synthetic compounds related to the pyrethrins and having similar insecticidal properties • pyrethroid adjective …   Useful english dictionary

  • pyrethroid — /puy ree throyd, reth royd/, n. Chem. any of several synthetic compounds that are similar to but more persistent than natural pyrethrins. [1950 55; PYRETHR(IN) + OID] * * * …   Universalium

  • pyrethroid — noun Any of several synthetic insecticides having a structure based on pyrethrin …   Wiktionary

  • Pyrethroid — Py|re|th|ro|id [↑ Pyrethrin u. ↑ oid], das; s, e: Sammelbez. für die halb oder totalsynthetischen Analoga der aus getrockneten Blüten bestimmter Wucherblumenarten isolierten Pyrethrine, Cinerine u. Jasmoline, die für die insektizide Wirkung des… …   Universal-Lexikon

  • pyrethroid — py·re·throid …   English syllables

  • pyrethrum — (= pyrethroid) Toxic hydrocarbon, originally from chrysanthemum flowers, that now forms the basis for a wide range of ‘natural’ synthetic pyrethroid insecticides …   Dictionary of molecular biology

  • Phenothrin — Pyrethroide sind synthetische Insektizide, die an die Hauptwirkstoffe des natürlichen Insektizids Pyrethrum angelehnt sind. Eine Definition allein anhand der chemischen Struktur ist nicht möglich. Die Struktur eines Pyrethroids sollte von einem… …   Deutsch Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”