What does ascorbic acid mean in cooking?

ascorbic acid means: Vitamin C is the chemical name of vitamin C. This ingredient can be used to protect fruits from sun damage and as an antioxidant. (in Cooking Dictionary)

What else does ascorbic acid mean?

Vitamin C is a white and crystalline vitamin. ₆ H ₈ O ₆ It is found in tomatoes, citrus fruits, leafy green veggies, potatoes and tomato leaves and can be used to treat scurvy. (in Merlin Dictionary)