ricin

[ rahy-sin, ris-in ]
/ ˈraɪ sɪn, ˈrɪs ɪn /

noun Chemistry.

a white, poisonous, protein powder from the bean of the castor-oil plant.

Origin of ricin

1895–1900; < New Latin Ricinus name of genus, Latin: castor-oil plant

Example sentences from the Web for ricin

British Dictionary definitions for ricin

ricin
/ (ˈraɪsɪn, ˈrɪs-) /

noun

biochem a highly toxic protein, a lectin, derived from castor-oil seeds: used in experimental cancer therapy

Word Origin for ricin

C19: from New Latin Ricinus genus name, from Latin: castor-oil plant

Medical definitions for ricin

ricin
[ rīsĭn, rĭsĭn ]

n.

A poisonous protein that is extracted from the castor bean and is used as a biochemical reagent.

Scientific definitions for ricin

ricin
[ rīsĭn, rĭsĭn ]

An extremely poisonous protein extracted from the castor bean. Ricin inhibits protein synthesis in cells, and is used as a biochemical reagent and in cancer research.