allethrin

[ al-uh-thrin ]

noun

, Chemistry.

1. a clear, amber, viscous liquid, C 19 H 26 O 3 , used as an insecticide.

allethrin

/ æˈlɛθrɪn /

noun

1. a clear viscous amber-coloured liquid used as an insecticide and synergist. Formula: C 19 H 26 O 3 ; relative density: 1.005

Word History and Origins

Origin of allethrin¹

1945–50; all(yl) + (pyr)ethrin, equivalent to Pyrethr(um) name of a genus of composite plants + -in ²

Word History and Origins

Origin of allethrin¹

C20: from all ( yl ) + ( pyr ) ethrin