Colza

(Brassica) This is a group of plants belonging to the Mustard family, Cruciferae. It includes vegetables that are commonly grown and known as Broccoli, Brussels Sprouts, Cabbage, Cauliflower, Collards, Kale, Kohlrabi, Mustard, Rape, Rutabaga and Turnip. Many can be grown for their ornamental leaves.…
Found on http://www.encyclo.co.uk/local/10004

Colza

Col'za noun [ French, from Dutch koolzaad , prop., cabbage seed; kool (akin to English cole ) + zaad , akin to English seed .] (Botany) A variety of cabbage ( Brassica oleracea ), cultivated for its seeds, which yield an oil valued for illuminating and ...
Found on http://www.encyclo.co.uk/webster/C/113

Colza

rape, a plant of the mustard family, colorful yellow field crop grown throughout France, usu-ally pressed into vegetable (rapeseed) oil.
Found on http://www.patriciawells.com/glossary/

colza

type of oil, hence colza lamp.
Found on http://www2.shu.ac.uk/sfca/glossary.cfm
No exact match found