castor bean

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Related to castor beans: castor oil

castor bean

n.
1. The castor-oil plant.
2. The poisonous seed of the castor-oil plant, from which castor oil is obtained.

castor bean

n
1. (Plants) another name for castor-oil plant
2. (Plants) the seed of this plant

cas′tor bean`


n.
1. the poisonous seed of the castor-oil plant.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.castor bean - the toxic seed of the castor-oil plantcastor bean - the toxic seed of the castor-oil plant; source of castor oil
oil-rich seed, oilseed - any of several seeds that yield oil
castor bean plant, castor-oil plant, palma christ, palma christi, Ricinus communis - large shrub of tropical Africa and Asia having large palmate leaves and spiny capsules containing seeds that are the source of castor oil and ricin; widely naturalized throughout the tropics
References in periodicals archive ?
He is accused of attempting to have 500mg of ricin - which is a poison found in castor beans - in his possession between January 10 and February 12 this year.
The leather is made using an olive leaf tanning process and the key has been created from crushed castor beans.
The collaboration, initiated two years ago, focuses on developing a customised harvester for the efficient, large-scale harvesting of castor beans in Latin America.
Details of manufacturing methods are disclosed in the patent application, which covers many breakthrough developments including the use of cellulosic film made from cotton with additives and coatings, and also in combination with a type of nylon derived from castor beans.
The poison can be easily made from widely available castor beans using basic, low tech equipment.
THIS week, terrorists have distilled a poison from castor beans.
com , ricin is a potent protein toxin made from the waste left over from processing castor beans.
Ricin - made from castor beans and one of the most poisonous substances - could if turned into a powder cause asphyxiation, or at least serious injury.
The company's BioBacksheet[TM] protective covering for photovoltaic solar cells replaces expensive and hazardous petroleum-based film with cotton and castor beans, creating a more environmentally-friendly and cost-effective solar panel component expected to be instrumental in driving down the cost per watt of solar power.
Ricin is a poison that can be made from the waste left over from processing castor beans.
Designed to replace petroleum-based components with renewable plant sources, BioBacksheet[TM] is a premium-grade backsheet consisting of a cellulosic film combined with a highly water resistant and high dielectric strength nylon film made from castor beans.