castor oil


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castor oil

 [kas´ter]
a fixed oil obtained from the seed of the castor bean plant (Ricinus communis); now used primarily as a topical emollient. When taken internally it acts as a powerful cathartic; because of its strength, other agents are now preferred for treatment of digestive disorders.

cas·tor oil

(kas'ter oyl),
A fixed oil expressed from the seeds of Ricinus communis (family Euphorbiaceae); a purgative.

castor oil

n.
A colorless or pale yellowish oil extracted from the seeds of the castor-oil plant, used pharmaceutically as a laxative and skin softener and industrially as a lubricant.

castor oil

[kas′tər]
Etymology: L, beaver, oleum, olive oil
an oil derived from Ricinus communis, used as a stimulant cathartic.
indications It is prescribed as a cleansing preparation of the bowel or colon before examination and, rarely, for constipation.
contraindications Symptoms of appendicitis, intestinal obstruction or perforation, and fecal impaction prohibit its use. It is not to be used during menstruation or pregnancy.
adverse effects Among the most serious adverse reactions are rectal bleeding and laxative dependence. Nausea, abdominal cramps, and dizziness also may occur.

castor oil

An oil cold-pressed from the kernel of Ricinus communis seeds, which contains glycerides of ricinoleic and isoricinoleic acids—e.g., dihydroxystearin, isoricinolein, palmitin and triricinolein; it has been used externally as an emollient and internally as a laxative.

castor oil

An oil cold-pressed from the kernel of Ricinus communis seeds, which contains glycerides of ricinoleic and isoricinoleic acids–eg, dihydroxystearin, isoricinolein, palmitin, and triricinolein; it has been used externally as an emollient and internally as a laxative. See Castor bean, Ricin.

cas·tor oil

(kas'tŏr oyl)
Fatty oil from castor beans used as a cathartic or lubricant.

castor oil

An oil derived from the poisonous seeds of the plant, Ricinus communis and formerly used to treat CONSTIPATION.

castor oil

a fixed oil obtained from the seed of the castor bean plant (ricinus communis); it has an irritant effect on the intestines and acts as a powerful purgative. Castor oil is also used externally as an emollient in seborrheic dermatitis and other skin diseases.

castor oil plant
false castor oil plant
see datura.
References in periodicals archive ?
Through this JV with Arkema, Jayant Agro and its subsidiary Ihsedu will further consolidate their positions in the castor oil market as leading, consistent and reliable suppliers to the world market," says an HDFC Securities note.
The starting point of the present work is acrylated castor oil (ACO), of which only little has been published concerning its profile as a resin for coatings, except for analytical studies (Scheme 1).
Acid value, iodine value, refractive index, specific gravity, viscosity and hydroxyl value of castor oil were determined by and ASTM and AOCS test methods (ASTM, 2006; AOCS, 1998).
There is a diversity of scientific literature on transesterification of castor oil with ethanol (de Oliveira et al.
The large-scale utilization of castor oil bean meal in livestock feeds has therefore been limited by these substances and by its high level of abrasive fibre.
This study involved evaluation of the antidiarrheal activity of the ethanolic fruit extract of Psidium guajava in castor oil induced diarrhea in albino rats using loperamide as positive control, determined its acute toxicity in mice and its phytochemical composition.
The results of the above processes allowed comparing the characteristics of biodiesel from castor oil and sunflower oil against conventional diesel (fossil).
The venture aims to develop castor oil production and is in keeping with the French company's strategy to secure the long-term competitive supply of this raw material, used for the manufacture of bio-sourced polyamides, Arkema said.
11 April 2013 a[euro]" French chemical company Arkema SA (EPA:AKE) said Thursday it had inked a joint venture agreement with Jayant Agro-Organics Ltd (BOM:524330),A under which it will acquire an interest of about 25% in Ihsedu Agrochem Pvt Ltd, a unit of the Indian castor oil and derivatives producer.