Meaning of hexaethyl tetraphosphate

hex•a•eth'yl tetraphos'phate

Pronunciation: (hek"su-eth'ul), [key]
  1. a yellow, very poisonous liquid, (CHO)PO, soluble in water, used as an insecticide. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.