How do you spell Numeral

Available Definitions:
1)  n. - Of or pertaining to number; consisting of number or numerals.
2)  n. - Expressing number; representing number; as, numeral letters or characters, as X or 10 for ten.
3)  n. - A figure or character used to express a number; as, the Arabic numerals, 1, 2, 3, etc.; the Roman numerals, I, V, X, L, etc.
4)  n. - A word expressing a number.