Webster's Revised Unabridged Dictionary · 1913

Colza

Colza , 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 lubricating purposes; summer rape.