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hexaethyl tetraphosphate

[ hek-suh-eth-uhl ]

noun

  1. a yellow, very poisonous liquid, (C 2 H 5 O) 6 P 4 O 7 , soluble in water, used as an insecticide.

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Word History and Origins

Origin of hexaethyl tetraphosphate1

First recorded in 1945–50; hexa- + ethyl

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hexaemeronhexafluoride

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