XLII. A Roman numeral representing the number forty-two (42).Click to see full answer. In respect to this, what is xl11 in Roman numerals?Roman Numerals: XLII = 42. what does XLV mean? 1. xlv – being five more than forty. 45, forty-five. cardinal – being or denoting a numerical quantity but not order; “cardinal numbers” Based on WordNet 3.0, Farlex clipart collection. Keeping this in consideration, what do these Roman numerals mean? Roman numerals are defined as combinations of the letters I, V, X, L, C, D and M which are used in various orders to stand for a specific number. An example of a Roman numeral is IX which stands for the number 9.What is Lxxix?LXXIX. A Roman numeral representing seventy-nine (79).