from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A toxic liquid, C7H17O2PS3, used as an insecticide especially in soil treatment.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An organophosphorus compound with chemical formula C8H4O3, used as a pesticide.
(phos)phor(us) + (dithio)ate (di-1 + thio- + -ate2).(American Heritage® Dictionary of the English Language, Fourth Edition)