■ noun a swamp grass which is cultivated as a source of food, especially in Asia. [ Oryza sativa and other species.]
↘the grains of ~ used as food.
■ verb N. Amer. force (cooked potatoes or other vegetables) through a sieve or ~r.
Origin
ME: from OFr. ris , from Ital. riso , from Gk oruza .