Definition of castor oil Castor oil

cas•tor oil

We found 3 definitions of castor oil from 3 different sources.

What does castor oil mean?

Noun
castor oil - a purgative extracted from the seed of the castor-oil plant; used in paint and varnish as well as medically
		aperient, cathartic, physic, purgative a purging medicine; stimulates evacuation of the bowels

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castor oil (Noun)
The pale yellow vegetable oil extracted from the castor bean ; used as a laxative and an industrial lubricant.

castor oil
A mild cathartic oil, expressed or extracted from the seeds of the Ricinus communis, or Palma Christi. When fresh the oil is inodorous and insipid.