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Noun: castor bean  kãs-tu(r) been
  1. The toxic seed of the castor-oil plant; source of castor oil
    "Castor beans must be handled with care due to their toxic nature"

Derived forms: castor beans

Type of: oil-rich seed, oilseed

Part of: castor bean plant, castor-oil plant, palma christ, palma christi, Ricinus communis

Encyclopedia: Castor bean