Also found in: Medical, Wikipedia.
Related to demeton: Demeton-S-methyl


Either of two isomeric pale-yellow toxic organophosphorous liquids, C8H19O3PS2 or C8H19O3PS2, used as systemic insecticides.

[d(i)- + e(thyl) + me(rcaptan) + t(hi)on(ate), salt or ester of a thionic acid (thion- + -ate).]


a toxic organic chemical compound with formula C6H15O3PS2, primarily used as an insecticide
References in periodicals archive ?
In USA, acaricide resistance of citrus red mite has been reported in California and Florida, and the acaricides include carbophenothion, chlorfenson, demeton, dicofol, dioxathion, ethion, parathion, and tetradifon.
OPs not detected included: dimethoate, disulfoton, ethoprop, fensulfothion, EPN, fenthion, malathion, merphos, methyl parathion, azinphos-methyl, phorate, demeton.
Demeton (Systox) Systemic insecticide-acaricide, introduced in 1954 and discontinued in 1989.