lime sulfur

or lime sulphur

noun

, Chemistry.

1. 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.

Word History and Origins

Origin of lime sulfur¹

First recorded in 1905–10

Example Sentences

Katherine Polak, vice president of companion animals and engagement at Humane Society International, suggests contributing quality leashes and collars; blankets; over-the-counter treatments such as flea and tick prevention, dewormers, topical skin ointments and lime sulfur dip; stress relievers such as pheromone plug-ins and treats; and cleaning supplies.

From Washington Post

Melander himself had run into difficulty with the San Jose scale, for some years satisfactorily controlled by spraying with lime sulfur.

From Literature

Suddenly the scale insects in other parts of the country seemed to have got the same idea: it was not necessary for them to die under the sprayings of lime sulfur, diligently and liberally applied by orchardists.

From Literature

Because water and lime sulfur don�t contain carbon they are not organic molecules, and therefore neither is an organic material used in making resin.

From Time Magazine Archive