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.

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Origin of lime sulfur

First recorded in 1905–10
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for lime sulfur

  • 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
  • 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