Latin numeral
nounUK /ˈlæt.ɪn ˈnjuː.mər.əl/
US /ˈlæt.ɪn ˈnuː.mər.əl/
A Latin numeral is a number written with old Roman letters like I, V, and X.
The clock uses Latin numerals, so four o'clock is written as IV.
RELATED WORDS
OTHER MEANINGS
2. A symbol from the ancient Latin writing system used to represent a number.
The date on the old building was carved in Latin numerals.
3. A numeral written in the style of ancient Rome, often seen on clocks and monuments.
The chapter headings in the book are marked with Latin numerals.
4. Any of the letters I, V, X, L, C, D, and M used to stand for values.
Students learned that M is the Latin numeral for one thousand.