[French, from Dutch koolzaad : kool, cabbage (from Middle Dutch cōle, from Latin caulis) + zaad, seed (from Middle Dutch saet; see sē- in Indo-European roots).]
rape 2 (rāp) n. A European plant (Brassica napus) of the mustard family, cultivated as fodder and for its seed that yields a valuable oil. Also called colza, oil-seed rape.
[Middle English, from Old French, from Latin rāpa, pl. of rāpum, turnip.]