Ricinus

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Ricinus \Ric"i*nus\, n. [L., the castor-oil plant.] (Bot.)
     A genus of plants of the Spurge family, containing but one
     species ({Ricinus communis}), the castor-oil plant. The fruit
     is three-celled, and contains three large seeds from which
     castor oil is expressed. See {Palma Christi}.
     [1913 Webster]



From WordNet (r) 2.0 [wn]:

  Ricinus
       n : a genus of herb having only one known species: castor-oil
           plant [syn: {genus Ricinus}]