castor bean

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

[castor (oil) + bean.]

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. 2. castor-oil plant.

Thesaurus

Noun

castor bean - the toxic seed of the castor-oil plant; source of castor oiloil-rich seed, oilseed - any of several seeds that yield oilcastor 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

castor bean

castor bean,

bean produced by Ricinus communis, a plant of the spurgespurge
, common name for members of the Euphorbiaceae, a family of herbs, shrubs, and trees of greatly varied structure and almost cosmopolitan distribution, although most species are tropical. In the United States the family is most common in the Southeast.
..... Click the link for more information. family, widely cultivated as an ornamental. Moles die when they eat the roots. It has long been used as an ordealordeal,
ancient legal custom whereby an accused person was required to perform a test, the outcome of which decided the person's guilt or innocence. By an ordeal, appeal was made to divine authority to decide the guilt or innocence of one accused of a crime or to choose between
..... Click the link for more information. poison in parts of Africa. Ricin, the toxic protein found in the bean seeds, can be extracted and used as a poison or chemical weapon, but it is not as poisonous or as readily absorbed as other such weapons. Castor oilcastor oil,
yellowish oil obtained from the seed of the castor bean. The oil content of the seeds varies from about 20% to 50%. After the hulls are removed the seeds are cold-pressed.
..... Click the link for more information. is also extracted from the beans.

castor bean

[′kas·tər ‚bēn] (botany) The seed of the castor oil plant (Ricinus communis), a coarse, erect annual herb in the spurge family (Euphorbiaceae) of the order Geraniales.

castor bean

Ricinus

(ris'i-nŭs), A genus of plants (family Euphorbiaceae) with one species, Ricinus communis, the castor oil plant, the source of castor oil; the leaves are said to be a galactagogue. Synonym(s): castor bean [L.]

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

Herbal medicine
The kernel of the seeds of Ricinus communis, which contain the highly toxic ricin and ricinine.

cas·tor bean

(kast'ŏr bēn) Herbal agent made from the seed of Ricinus communis; widely used as a cathartic laxative; overdosage can produce gastrointestinal problems.
Synonym(s): Mexico seed, pei-ma.

castor bean

castor bean

castor bean

cas′tor bean`

castor bean

castor bean,

castor bean

castor bean

Ricinus

castor bean

castor bean

cas·tor bean

castor bean

Words related to castor bean

noun the toxic seed of the castor-oil plant

Related Words