ascorbic acidyoudaoicibaDictYouDict[ascorbic acid 词源字典]
"A vitamin found particularly in citrus fruits and green vegetables. It is essential in maintaining healthy connective tissue, and is also thought to act as an antioxidant. Severe deficiency causes scurvy", 1930s: from a-1 'without' + medieval Latin scorbutus 'scurvy' + -ic.[ascorbic acid etymology, ascorbic acid origin, 英语词源]