ROYGBIV

AcronymDefinition
ROYGBIVRed, Orange, Yellow, Green, Blue, Indigo, Violet (order of colors of the rainbow)
ROYGBIVRichard Of York Gave Battle In Vain (mnemonic for colors of the rainbow)
References in periodicals archive ?
Sunlight contains all the colours of the rainbow - the famous ROYGBIV (red, orange, yellow, green, blue, indigo, violet).
The following list starts with the colors of the rainbow in the traditional ROYGBIV order.
Eat a colorful ROYGBIV diet - Red foods like tomatoes, watermelon, grapefruit, red bell pepper and red cabbage contain lycopene, which may reduce the risk of some cancers.