fenitrothion

As nouns the difference between insecticide and fenitrothion

is that insecticide is a substance used to kill insects while fenitrothion is an organophosphate insecticide, dimethoxy-(3-methyl-4-nitrophenoxy)-thioxophosphorane.

As nouns the difference between organophosphate and fenitrothion

is that organophosphate is (chemistry) any ester of phosphoric acid or its derivatives, especially one used as an insecticide or herbicide while fenitrothion is an organophosphate insecticide, dimethoxy-(3-methyl-4-nitrophenoxy)-thioxophosphorane.