dieldrin
[ deel-drin ]
/ ˈdil drɪn /
noun Chemistry.
a light tan, crystalline, water-insoluble, poisonous solid, C12H8OCl6, used as an insecticide: manufacture and use have been discontinued in the U.S.
Origin of dieldrin
First recorded in 1945–50;
Diel(s-Al)d(e)r (reaction) +
-in2
Words nearby dieldrin
British Dictionary definitions for dieldrin
dieldrin
/ (ˈdiːldrɪn) /
noun
a crystalline insoluble substance, consisting of a chlorinated derivative of naphthalene: a contact insecticide the use of which is now restricted as it accumulates in the tissues of animals. Formula: C 12 H 8 OCl 6
Word Origin for dieldrin
C20: from
Diel (
s-Al)
d (
e)
r (
reaction) +
-in
Medical definitions for dieldrin
dieldrin
[ dī-ĕl′drĭn, dēl′- ]
n.
A chlorinated hydrocarbon used as an insecticide and in mothproofing.
Scientific definitions for dieldrin
dieldrin
[ dēl′drĭn ]
A light tan, toxic, carcinogenic compound used as an insecticide on fruit, soil, and seed, and in controlling tsetse flies and other carriers of tropical diseases. Chemical formula: C12H8Cl6O.