Roman numeral

noun

: a numeral in a system of notation that is based on the ancient Roman system see Table of Numbers

Examples of Roman numeral in a Sentence

In Roman numerals “X” is equal to the number 10.

Word History

First Known Use

circa 1638, in the meaning defined above

Time Traveler
The first known use of Roman numeral was circa 1638

Dictionary Entries Near Roman numeral

Cite this Entry

“Roman numeral.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Roman%20numeral. Accessed 19 Mar. 2024.

Kids Definition

Roman numeral

noun
: a numeral in a system of numbers based on the ancient Roman system see number

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