Noun

Roman numeral also (US) roman numeral

plural Roman numerals, roman numerals

1. A letter that represents a number:

• [[Ⅰ]] / ⅰ: 1
• Ⅱ / ⅱ: 2
• Ⅲ / ⅲ: 3
• Ⅳ / ⅳ: 4
• Ⅴ / ⅴ: 5
• Ⅵ / ⅵ: 6
• Ⅶ / ⅶ: 7
• Ⅷ / ⅷ: 8
• Ⅸ / ⅸ: 9
• Ⅹ / ⅹ: 10
• Ⅺ / ⅺ: 11
• Ⅻ / ⅻ: 12
• Ⅼ / ⅼ: 50
• Ⅽ / ⅽ: 100
• Ⅾ / ⅾ: 500
• Ⅿ / ⅿ: 1000 (alternative ↀ)
• ↁ: 5000
• ↂ: 10000

A line above a number (macron) multiplies that number by 1,000.

Compare Arabic numeral.

See also

• Wikipedia article on Roman numerals

Translations

• Catalan: xifra romana f, número romano m
• Chinese: 罗马数字
• Dutch: Romeins cijfer n
• Finnish: roomalainen numero
• French: chiffre romain m
• German: römische Ziffer f
• Italian: numero romano m