(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.