piperonyl butoxide

[ pi-per-uh-nl, pahy-, pip-er-uh-nil ]

/ pɪˈpɛr ə nl, paɪ-, ˈpɪp ər ə nɪl /

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noun Chemistry.

a light-brown liquid, C19H30O5, used chiefly as a synergist in certain insecticides.

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Origin of piperonyl butoxide

1940–45; piperon(al) + -yl; but- (from butyric) + oxide

Words nearby piperonyl butoxide

piperazine, piperidine, piperine, pipe roll, piperonal, piperonyl butoxide, pipe snake, pipes of Pan, pipestem, pipestone, pipette