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lime sulfur

or lime sulphur

noun, Chemistry.
a mixture of lime and sulfur that has been boiled in water: used in powdered form or in aqueous solution as an insecticide, a fungicide, and a sheep dip.
Origin of lime sulfur
1905-10 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Examples from the Web for lime-sulfur
Historical Examples
  • lime-sulfur wash is an excellent material to use against sucking insects, such as the San José scale and other armored scales.

    Studies of Trees Jacob Joshua Levison
  • The standard solutions for this purpose are kerosene emulsion, soap and water, tobacco extract, or lime-sulfur wash.

    Studies of Trees Jacob Joshua Levison
  • lime-sulfur wash consists of a mixture, boiled one hour, of 40 pounds of lime and 80 pounds of sulfur, in 50 gallons of water.

    Studies of Trees Jacob Joshua Levison

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