- riboflavin (n.)[riboflavin 词源字典]
- growth-promoting substance known as vitamin B2, 1935, from German Riboflavin (1935), from comb. form of ribose + flavin, from Latin flavus "yellow" (see blue (1)); so called from its color. Also sometimes known as lactoflavine, as it is found in milk.[riboflavin etymology, riboflavin origin, 英语词源]