Longman Dictionary of Contemporary English
The Collaborative International Dictionary
Castor oil \Cas"tor oil\ (k[a^]s"t[~e]r 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.
Castor-oil plant. Same as Palma Christi.
Wiktionary
alt. the pale yellow vegetable oil extracted from the castor bean; used as a laxative and an industrial lubricant n. the pale yellow vegetable oil extracted from the castor bean; used as a laxative and an industrial lubricant
WordNet
n. a purgative extracted from the seed of the castor plant; used in paint and varnish as well as medically
Wikipedia
'''Castor oil 'is a vegetable oil obtained by pressing the seeds of the castor oil plant (Ricinus communis). The common name "castor oil", from which the plant gets its name, probably comes from its use as a replacement for castoreum, a perfume base made from the dried perineal glands of the beaver (castor'' in Latin).
Castor oil is a colorless to very pale yellow liquid with a distinct taste and odor once first ingested. Its boiling point is and its density is 961 kg/m. It is a triglyceride in which approximately 90 percent of fatty acid chains are ricinoleates. Oleate and linoleates are the other significant components.
Castor oil and its derivatives are used in the manufacturing of soaps, lubricants, hydraulic and brake fluids, paints, dyes, coatings, inks, cold resistant plastics, waxes and polishes, nylon, pharmaceuticals and perfumes.
Usage examples of "castor oil".
One day I brought up some Castor Oil seeds, and asked if he knew what they were.
The castor oil in the makeup, Kara continued, meant that he was using very realistic and durable theatrical cosmetics, and the latex was, as Rhyme had suspected, probably from the fake finger cups, which were also popular magician's tools.
Sterile towels were placed under Esther's head and a drop of castor oil in each eye.
The after quarters contained one latrine, unbearably foul, and if each missionary occupied it for only fifteen minutes at a time, which was not excessive in their condition, five and a half hours were automatically consumed, and the day was half spent with no time allocated for emergency cases on the part of those who in extreme desperation had taken a master dose or ipecac, rhubarb, calomel and castor oil, all together.
Admittedly the taste of castor oil would have neutralized even arsenic’.
Admittedly the taste of castor oil would have neutralized even arsenic's bitterness, but the clarity of the mixture would have betrayed the presence of a granulated poison.
He had that afternoon received a letter of thanks from the man he believed to be the most brilliant leader on earth, the Italian dictator Mussolini, the man who made his enemies drink castor oil.
I believe I saw some Castor Oil plants in the garden this morning-big things with glossy leaves.
I believe I saw some Castor Oil plants in the garden this morningbig things with glossy leaves.
Mrs Rika Ray says castor oil isn't good for him, she'll give him something.
Steam chugged and a winch whirred with a smell of scorched castor oil on the deck ahead of the ship's central island bridge.
Madame says she's sorry to hear about your sickness and to tell you to have two spoons of this, she told him and offered Sean the bottle of castor oil.
The noises downstairs suggested that Miser Shen was acquiring a goat, some castor oil, and a load of garbage, and Pretty Ping and I took the opportunity to get acquainted.
In other times, after spending the whole day making candy animals, she had more than enough time for the children, to see from the whites of their eyes that they needed a dose of castor oil.
This was followed by a pint of castor oil, and shortly thereafter he raked through the mess on the floor with a pair of silver tongs and extracted two glittering coins.