castor-oil plant


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Related to castor-oil plant: castor bean plant, castor bean

cas·tor-oil plant

 (kăs′tər-oil′)
n.
A poisonous, ornamental shrub (Ricinus communis) native to Africa, having palmately lobed leaves and widely cultivated for its seeds, which yield an oil of commercial and medicinal value.

castor-oil plant

n
(Plants) a tall euphorbiaceous Indian plant, Ricinus communis, cultivated in tropical regions for ornament and for its poisonous seeds, from which castor oil is extracted. Also called (US and Canadian): castor bean

cas′tor-oil′ plant`

a tall plant, Ricinus communis, of the spurge family, cultivated for its ornamental foliage and poisonous seeds that yield castor oil. Also called castor bean.
[1835–45]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.castor-oil plant - large shrub of tropical Africa and Asia having large palmate leaves and spiny capsules containing seeds that are the source of castor oil and ricincastor-oil plant - 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
castor bean - the toxic seed of the castor-oil plant; source of castor oil
genus Ricinus, Ricinus - a genus of herb having only one known species: castor-oil plant
bush, shrub - a low woody perennial plant usually having several major stems
References in periodicals archive ?
Some of the ingredients to play around with include dark-leaved dahlias with flame-coloured flowers, eucomis (the pineapple plant) and Ricinus communis 'Impala', a very dark-leaved version of the castor-oil plant.
The new polyester is distinguished as the next step in the sustainable textile industry after the successful launch of the plant-based polyamide made from the castor-oil plant.
By now most parents, hopefully, are aware that the seeds of laburnum, wisteria, apples, peaches and plums are poisonous but not as deadly as the seed of the castor-oil plant, one or two of which can kill a small child.