Having a numeral or numerals.

A numeral represented using a Roman system involving the letters I, V, X, L, C, D, and M. / (in the plural) The system using such letters.

(uncountable) The system of numerals using Roman numerals.

plural of Roman numeral

(mathematics) A numeral system that uses digits to establish a bijection between finite strings and the positive integers, especially by k-adic notation such as unary and decimal without a zero.

(arithmetic) Any of the ten symbols 0, 1, 2, 3, 4, 5, 6, 7, 8 and 9 used to represent numbers.

A number used as an adjective; either a cardinal adjective (such as one) or an ordinal adjective (such as third)

plural of cardinal numeral

(grammar) A word used to represent a cardinal number.

(computing) The number obtained by changing the numeric sign of a number. This may or may not be the twos complement, depending on the way numbers are stored.