- a white, crystalline, odorless, slightly water-soluble noncarbohydrate powder, C14H18N2O5, synthesized from amino acids, that is 150–200 times as sweet as sugar: used as a low-calorie sugar substitute in soft drinks, table sweeteners, and other food products.
- an artificial sweetener produced from aspartic acid. Formula: C 14 H 18 N 2 O 5
