Aspartame (noun)

1. A low-calorie artificial sweetener used as a sugar substitute.
2. A non-nutritive sweetener that is approximately 200 times sweeter than sugar.

Origin:

Aspartame is a chemical compound which is a low-calorie sweetener. it was first synthesized in 1965 by james schlatter, a chemist at g.d. searle & company.

Examples:

1. The diet soda was sweetened with aspartame instead of sugar.
2. Many people have concerns about the safety of aspartame and prefer to avoid it.
3. He added a packet of aspartame to his coffee to reduce his sugar intake.
4. The aspartame in the chewing gum helped to reduce calories.
5. Aspartame is widely used as a sweetener in many processed foods.