oleoresin

American  

[oh-lee-oh-rez-uhn] / ˌoʊ li oʊˈrɛz ən /

noun

1. a mixture of an essential oil and a resin, found in nature.

2. Pharmacology. an oil holding resin in solution, extracted from a substance, as ginger, by means of alcohol, ether, or acetone.

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oleoresin British  

/ ˌəʊlɪəʊˈrɛzɪn /

noun

1. a semisolid mixture of a resin and essential oil, obtained from certain plants

2. pharmacol a liquid preparation of resins and oils, obtained by extraction from plants

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Other Word Forms

• oleoresinous adjective

Etymology

Origin of oleoresin

First recorded in 1850–55; oleo- + resin

Example Sentences

The board first voted in early 2019 to ban probation officers from deploying pepper spray, also known as oleoresin capsicum or OC spray.

From Los Angeles Times

The board first voted in early 2019 to ban all juvenile detention facilities from deploying pepper spray, also known as oleoresin capsicum or OC spray.

From Los Angeles Times

Prosecutors said that last May, Cable gave homeless people in Huntington Beach food laced with oleoresin capsicum, which officials described as being twice as strong as pepper spray used by police.

From Seattle Times

William Robert Cable, 38, is accused of giving at least eight people food laced with oleoresin capsicum and filming them as they became ill.

From BBC

"Pepper balls contain chemical irritants. They are paint balls stuffed with oleoresin capsicum. Pepper spray is also a chemical irritant."

From Salon