any of various neutral compounds of carbon, hydrogen, and oxygen (such as sugars, starches, and celluloses) most of which are formed by green plants and which constitute a major class of animal foods
carbohydrate
noun(car-bo-hy-drate)
a polysaccharide (such as starch or cellulose) consisting of usually hundreds or thousands of monosaccharide units; also : a food (such as rice or pasta) composed primarily of such polysaccharides