- orzoA form of pasta the size and shape of grains of rice or barley; often used in soups.
- hordatineAny of a class of benzofuran glucopyranosides found in ungerminated barley
- hordeaceousOf or pertaining to barley.
- hordeic acidAn acid derived from barley (Hordeum spp.), possibly identical with lauric acid.
- hordeiformResembling the shape of barley grains.
- hordeinA glycoprotein found in barley and some other cereals.
- orgeatA sweet syrup made from sugar and almonds (or originally barley) and rose water or orange-flower water.