Roman numeral

Universal Words noun one of the letters used by the ancient Romans to represent numbers and still used today, in some situations. In this system I = 1, V = 5, X = 10, L = 50, D = 500, M = 1000 and these letters are used in combinations to form other numbers: Henry VIII * Copyright BBC MCMXCVII (1997) compareARABICNUMERAL